Zero Hash Liquidity API

openapi: 3.2.0
info:
  title: zerohash Liquidity API
  description: '

    ### Authentication


    zerohash Uses HMAC SHA-256 verification to ensure the authenticity of API requests, follow instructions by link [https://docs.zerohash.com/reference/api-authentication](https://docs.zerohash.com/reference/api-authentication)


    <a href="/zh-swagger.json">Download zerohash OpenAPI Schema as JSON</a>

    '
  version: 1.7.0
servers:
- url: https://api.cert.zerohash.com
  description: Certification API server
security:
- apiKey: []
  apiPassphrase: []
tags:
- name: Liquidity
  description: Request For Quote and Execution Services
paths:
  /liquidity/rfq:
    get:
      tags:
      - Liquidity
      summary: Get quote
      description: Retrieves a quote for the purchase or sale of a given asset. Exactly one of `quantity` or `total` must be provided.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      - name: side
        in: query
        description: Allows platforms to specify the side of the quote
        required: true
        schema:
          type: string
          enum:
          - buy
          - sell
      - name: underlying
        in: query
        description: Allows platforms to specify the underlying asset
        required: true
        schema:
          $ref: '#/components/schemas/UnderlyingCurrency'
      - name: quoted_currency
        in: query
        description: Allows platforms to specify the quoted asset
        required: true
        schema:
          $ref: '#/components/schemas/QuotedCurrency'
      - name: quantity
        in: query
        description: The `quantity` of the `underlying` asset requested in the quote. Exactly one of `quantity` or `total` must be supplied.
        required: false
        schema:
          type: string
      - name: total
        in: query
        description: The `total` of the `quoted_currency` asset requested in the quote. Exactly one of `quantity` or `total` must be supplied.
        required: false
        schema:
          type: string
      - name: participant_code
        in: query
        description: The participant requesting a quote to buy or sell an asset
        required: false
        schema:
          type: string
      - name: account_label
        in: query
        description: The account_label that's used to fund the trade
        required: false
        schema:
          type: string
      - name: spread
        in: query
        description: Optional custom spread in basis points applied to the quote. Requires the platform to be configured to pass spread through this endpoint.
        required: false
        schema:
          type: string
      - name: commission
        in: query
        description: Optional custom commission in basis points applied to the quote. Mutually exclusive with `spread`; only available to platforms with `spread_as_commission` enabled.
        required: false
        schema:
          type: string
      - name: quote_expiry
        in: query
        description: Optional quote expiration window. Feature-flag gated per platform.
        required: false
        schema:
          type: string
          enum:
          - 5s
          - 30s
          - 1m
          - 5m
          - 10m
          - 15m
      responses:
        '200':
          description: 'Successfully retrieved quote. Returns the quote envelope (`{ message: {...} }`) with pricing and an ephemeral `quote_id`.'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetRequestForQuoteResponse'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code400'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
    post:
      tags:
      - Liquidity
      summary: Get quote
      description: Retrieves a quote for the purchase or sale of a given asset. Exactly one of `quantity` or `total` must be supplied in the request body.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      requestBody:
        description: Request for quote parameters. Select the variant that matches whether the quote includes custom spread, fees, or payment processor metadata.
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostRequestForQuoteBody'
      responses:
        '201':
          description: 'Successfully generated quote. Returns the quote envelope (`{ message: {...} }`) with pricing and an ephemeral `quote_id`.'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostRequestForQuoteResponse'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code400'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
    patch:
      tags:
      - Liquidity
      summary: Update quote
      description: Updates an active quote's `total` (and optionally its `fees`) before execution. The `quote_id` and new `total` are both required.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      requestBody:
        description: 'Quote update parameters: `quote_id` identifying the active quote to update, the new `total`, and an optional replacement `fees` array.'
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PatchRequestForQuoteBody'
      responses:
        '200':
          description: 'Successfully updated quote. Returns the updated quote envelope (`{ message: {...} }`).'
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PatchRequestForQuoteResponse'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code400'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
  /liquidity/execute:
    post:
      tags:
      - Liquidity
      summary: Execute quote
      description: Executes the quote identified by `quote_id`. Returns the executed quote, the booked `trade_id`(s), and the trade status.
      parameters:
      - $ref: '#/components/parameters/Signature'
      - $ref: '#/components/parameters/Timestamp'
      requestBody:
        description: 'Execution parameters: the `quote_id` to execute, with optional `funding_details` required for ACH-funded execution flows.'
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostExecuteQuoteBody'
      responses:
        '200':
          description: Successfully executed quote. Returns the executed quote, the booked `trade_id`, and the trade status.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostExecuteQuoteResponse'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code400'
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code403'
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code404'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code500'
        '503':
          description: Service Unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Code503'
components:
  schemas:
    Code400:
      type: object
      description: Request was rejected by validation or a downstream service. `errors` is an array of human-readable messages; each entry describes a single validation failure or business-rule violation.
      required:
      - errors
      properties:
        errors:
          type: array
          items:
            type: string
          example:
          - body/amount must be >= 0
          - body/asset is required
    LiquidityEnabledQuotedCurrency:
      type: string
      description: The quoted currency in the trading pair. E.g. `USD` in the pair `BTC/USD`.
      example: USD
      enum:
      - USD
      - EUR
    PatchRequestForQuoteResponse:
      type: object
      properties:
        message:
          $ref: '#/components/schemas/PostRequestForQuoteResponse'
    OBOParticipantEntity:
      type: object
      properties:
        participant_code:
          type: string
          description: The identifier of the participant making the request
          example: 20XRLH
        account_group:
          type: string
          description: The identifier of the the account group
          example: WRD1K0
        account_label:
          type: string
          description: The account label associated with the account
          example: general
    PostRequestForQuoteBody:
      oneOf:
      - title: RFQ Base - Quantity
        description: Request for quote with `quantity` specified
        type: object
        properties:
          participant_code:
            type: string
            description: The participant code
            example: CUST01
          account_label:
            type: string
            description: The account_label that's used to fund the trade. Case sensitive.
            example: general
          side:
            type: string
            enum:
            - buy
            - sell
            description: The side of the transaction
            example: buy
          underlying:
            $ref: '#/components/schemas/LiquidityEnabledUnderlyingCurrency'
          quoted_currency:
            $ref: '#/components/schemas/LiquidityEnabledQuotedCurrency'
          quantity:
            type: string
            description: The `quantity` of the `underlying` asset requested in the quote. Exactly one of `quantity` or `total` must be supplied.
            example: '1.00'
        required:
        - side
        - underlying
        - quoted_currency
        - quantity
      - title: RFQ Base - Total
        description: Request for quote with `total` specified
        type: object
        properties:
          participant_code:
            type: string
            description: The participant code
            example: CUST01
          account_label:
            type: string
            description: The account_label that's used to fund the trade. Case sensitive.
            example: general
          side:
            type: string
            enum:
            - buy
            - sell
            description: The side of the transaction
            example: buy
          underlying:
            $ref: '#/components/schemas/LiquidityEnabledUnderlyingCurrency'
          quoted_currency:
            $ref: '#/components/schemas/LiquidityEnabledQuotedCurrency'
          total:
            type: string
            description: The total amount of the `quoted_currency` requested in the quote. Exactly one of `quantity` or `total` must be supplied.
            example: '3600.00'
        required:
        - side
        - underlying
        - quoted_currency
        - total
      - title: RFQ Custom Spread - Quantity
        description: Request for quote with custom `spread` and `quantity` specified
        type: object
        properties:
          participant_code:
            type: string
            description: The participant code
            example: CUST01
          account_label:
            type: string
            description: The account_label that's used to fund the trade. Case sensitive.
            example: general
          side:
            type: string
            enum:
            - buy
            - sell
            description: The side of the transaction
            example: buy
          underlying:
            $ref: '#/components/schemas/LiquidityEnabledUnderlyingCurrency'
          quoted_currency:
            $ref: '#/components/schemas/LiquidityEnabledQuotedCurrency'
          quantity:
            type: string
            description: The `quantity` of the `underlying` asset requested in the quote. Exactly one of `quantity` or `total` must be supplied.
            example: '1.00'
          spread:
            type: string
            description: Define the quote spread in basis points
            example: '30'
        required:
        - side
        - underlying
        - quoted_currency
        - quantity
      - title: RFQ Custom Spread - Total
        description: Request for quote with custom `spread` and `total` specified
        type: object
        properties:
          participant_code:
            type: string
            description: The participant code
            example: CUST01
          account_label:
            type: string
            description: The account_label that's used to fund the trade. Case sensitive.
            example: general
          side:
            type: string
            enum:
            - buy
            - sell
            description: The side of the transaction
            example: buy
          underlying:
            $ref: '#/components/schemas/LiquidityEnabledUnderlyingCurrency'
          quoted_currency:
            $ref: '#/components/schemas/LiquidityEnabledQuotedCurrency'
          total:
            type: string
            description: The total amount of the `quoted_currency` requested in the quote. Exactly one of `quantity` or `total` must be supplied.
            example: '3600.00'
          spread:
            type: string
            description: Define the quote spread in basis points
            example: '30'
        required:
        - side
        - underlying
        - quoted_currency
        - total
      - title: RFQ Custom Commission - Quantity
        description: Request for quote with custom `commission` and `quantity` specified. Only allowed when the commission feature is enabled.
        type: object
        properties:
          participant_code:
            type: string
            description: The participant code
            example: CUST01
          account_label:
            type: string
            description: The account_label that's used to fund the trade. Case sensitive.
            example: general
          side:
            type: string
            enum:
            - buy
            - sell
            description: The side of the transaction
            example: buy
          underlying:
            $ref: '#/components/schemas/LiquidityEnabledUnderlyingCurrency'
          quoted_currency:
            $ref: '#/components/schemas/LiquidityEnabledQuotedCurrency'
          quantity:
            type: string
            description: The `quantity` of the `underlying` asset requested in the quote. Exactly one of `quantity` or `total` must be supplied.
            example: '1.00'
          commission:
            type: string
            description: Define the quote commission in basis points. Only allowed when the commission feature is enabled for the platform. Mutually exclusive with spread.
            example: '30'
        required:
        - side
        - underlying
        - quoted_currency
        - quantity
      - title: RFQ Custom Commission - Total
        description: Request for quote with custom `commission` and `total` specified. Only allowed when the commission feature is enabled.
        type: object
        properties:
          participant_code:
            type: string
            description: The participant code
            example: CUST01
          account_label:
            type: string
            description: The account_label that's used to fund the trade. Case sensitive.
            example: general
          side:
            type: string
            enum:
            - buy
            - sell
            description: The side of the transaction
            example: buy
          underlying:
            $ref: '#/components/schemas/LiquidityEnabledUnderlyingCurrency'
          quoted_currency:
            $ref: '#/components/schemas/LiquidityEnabledQuotedCurrency'
          total:
            type: string
            description: The total amount of the `quoted_currency` requested in the quote. Exactly one of `quantity` or `total` must be supplied.
            example: '3600.00'
          commission:
            type: string
            description: Define the quote commission in basis points. Only allowed when the commission feature is enabled for the platform. Mutually exclusive with spread.
            example: '30'
        required:
        - side
        - underlying
        - quoted_currency
        - total
      - title: RFQ Fees - Quantity
        description: Request for quote with `quantity` and `fees` specified
        type: object
        properties:
          participant_code:
            type: string
            description: The participant code
            example: CUST01
          account_label:
            type: string
            description: The account_label that's used to fund the trade. Case sensitive.
            example: general
          side:
            type: string
            enum:
            - buy
            - sell
            description: The side of the transaction
            example: buy
          underlying:
            $ref: '#/components/schemas/LiquidityEnabledUnderlyingCurrency'
          quoted_currency:
            $ref: '#/components/schemas/LiquidityEnabledQuotedCurrency'
          quantity:
            type: string
            description: The `quantity` of the `underlying` asset requested in the quote. Exactly one of `quantity` or `total` must be supplied.
            example: '1.00'
          fees:
            type: array
            items:
              $ref: '#/components/schemas/DynamicFeeRequest'
        required:
        - side
        - underlying
        - quoted_currency
        - quantity
        - fees
      - title: RFQ Fees - Total
        description: Request for quote with `total` and `fees` specified
        type: object
        properties:
          participant_code:
            type: string
            description: The participant code
            example: CUST01
          account_label:
            type: string
            description: The account_label that's used to fund the trade. Case sensitive.
            example: general
          side:
            type: string
            enum:
            - buy
            - sell
            description: The side of the transaction
            example: buy
          underlying:
            $ref: '#/components/schemas/LiquidityEnabledUnderlyingCurrency'
          quoted_currency:
            $ref: '#/components/schemas/LiquidityEnabledQuotedCurrency'
          total:
            type: string
            description: The total amount of the `quoted_currency` requested in the quote. Exactly one of `quantity` or `total` must be supplied.
            example: '3600.00'
          fees:
            type: array
            items:
              $ref: '#/components/schemas/DynamicFeeRequest'
        required:
        - side
        - underlying
        - quoted_currency
        - total
        - fees
      - title: RFQ Payment Processor Fees - Quantity
        description: Request for quote with `quantity`, `fees`, and `payment_processor` specified
        type: object
        properties:
          participant_code:
            type: string
            description: The participant code
            example: CUST01
          account_label:
            type: string
            description: The account_label that's used to fund the trade. Case sensitive.
            example: general
          side:
            type: string
            enum:
            - buy
            - sell
            description: The side of the transaction
            example: buy
          underlying:
            $ref: '#/components/schemas/LiquidityEnabledUnderlyingCurrency'
          quoted_currency:
            $ref: '#/components/schemas/LiquidityEnabledQuotedCurrency'
          quantity:
            type: string
            description: The `quantity` of the `underlying` asset requested in the quote. Exactly one of `quantity` or `total` must be supplied.
            example: '1.00'
          fees:
            type: array
            items:
              $ref: '#/components/schemas/DynamicFeeRequest'
          payment_processor:
            type: object
            properties:
              name:
                type: string
                description: The name of the payment processor
                example: checkout.com
              id:
                type: string
                description: The unique identifier of the payment according to the PSP
                example: 593dd810-f051-40a9-9f26-d45280efe8f3
        required:
        - side
        - underlying
        - quoted_currency
        - quantity
        - fees
        - payment_processor
      - title: RFQ Payment Processor Fees - Total
        description: Request for quote with `total`, `fees`, and `payment_processor` specified
        type: object
        properties:
          participant_code:
            type: string
            description: The participant code
            example: CUST01
          account_label:
            type: string
            description: The account_label that's used to fund the trade. Case sensitive.
            example: general
          side:
            type: string
            enum:
            - buy
            - sell
            description: The side of the transaction
            example: buy
          underlying:
            $ref: '#/components/schemas/LiquidityEnabledUnderlyingCurrency'
          quoted_currency:
            $ref: '#/components/schemas/LiquidityEnabledQuotedCurrency'
          total:
            type: string
            description: The total amount of the `quoted_currency` requested in the quote. Exactly one of `quantity` or `total` must be supplied.
            example: '3600.00'
          fees:
            type: array
            items:
              $ref: '#/components/schemas/DynamicFeeRequest'
          payment_processor:
            type: object
            properties:
              name:
                type: string
                description: The name of the payment processor
                example: checkout.com
              id:
                type: string
                description: The unique identifier of the payment according to the PSP
                example: 593dd810-f051-40a9-9f26-d45280efe8f3
        required:
        - side
        - underlying
        - quoted_currency
        - total
        - fees
        - payment_processor
      - title: RFQ Full response
        description: Full response object for a request for quote
        type: object
        properties:
          participant_code:
            type: string
            description: The participant code
            example: CUST01
          account_label:
            type: string
            description: The account_label that's used to fund the trade. Case sensitive.
            example: general
          side:
            type: string
            enum:
            - buy
            - sell
            description: The side of the transaction
            example: buy
          underlying:
            $ref: '#/components/schemas/LiquidityEnabledUnderlyingCurrency'
          quoted_currency:
            $ref: '#/components/schemas/LiquidityEnabledQuotedCurrency'
          quantity:
            type: string
            description: The `quantity` of the `underlying` asset requested in the quote. Exactly one of `quantity` or `total` must be supplied.
            example: '1.00'
          total:
            type: string
            description: The total amount of the `quoted_currency` requested in the quote. Exactly one of `quantity` or `total` must be supplied.
            example: '3600.00'
          fees:
            type: array
            items:
              $ref: '#/components/schemas/DynamicFeeRequest'
          spread:
            type: string
            description: Define the quote spread in basis points
            example: '30'
          commission:
            type: string
            description: Define the quote commission in basis points. Only allowed when the commission feature is enabled for the platform. Mutually exclusive with spread.
            example: '30'
          payment_processor:
            type: object
            properties:
              name:
                type: string
                description: The name of the payment processor
                example: checkout.com
              id:
                type: string
                description: The unique identifier of the payment according to the PSP
                example: 593dd810-f051-40a9-9f26-d45280efe8f3
          quote_expiry:
            type: string
            description: Quote expiration
            example: 5s
            enum:
            - 5s
            - 30s
            - 1m
            - 5m
            - 10m
            - 15m
          settlement_type:
            type: string
            description: Quote settlement type
            example: STANDARD
            enum:
            - STANDARD
    Code500:
      type: object
      description: An unexpected error occurred on the server. The request can be retried after a short delay, but the same inputs may reproduce the error.
      required:
      - error
      properties:
        error:
          type: string
          example: Internal Server Error
    LiquidityEnabledUnderlyingCurrency:
      type: string
      description: The underlying asset in the trading pair. E.g. `BTC` in the pair `BTC/USD`.
      example: BTC
      enum:
      - USDC.OPTIMISM
      - USDC.SUI
      - DOT
      - FIL
      - PYUSD.ETH
      - TRX
      - ZRX
      - DAI.ETH
      - USDC.WORLDCHAIN
      - USDP
      - USDT.BSC
      - USDT.CELO
      - PEPE.ETH
      - SAND
      - USDC.DOTHUB
      - USDC.SEI
      - USDC.SOL
      - USDC.ZKSYNC
      - ENA.ETH
      - MANA.ETH
      - PYTH.SOL
      - SOL
      - USDC.BASE
      - USDC.CELO
      - USDT
      - ADA
      - INJ.ETH
      - MATIC.POLYGON
      - PAXG
      - USD
      - AAVE.ETH
      - ALGO
      - EURC.XLM
      - KNC.ETH
      - PNUT.SOL
      - SHIB
      - BCH
      - DOGE
      - EGLD
      - JTO.SOL
      - UNI.ETH
      - USDC
      - USDC.ARBITRUM
      - ONDO.ETH
      - PENGU.SOL
      - USD
      - WLFI.ETH
      - XLM
      - APT
      - CC
      - ETH.OPTIMISM
      - ETH.WORLDCHAIN
      - LDO.ETH
      - MORPHO.ETH
      - SEI
      - ETH.ZKSYNC
      - USDC.AVAX
      - USDC.XLM
      - USDT.DOTHUB
      - USDT.SOL
      - MANA
      - USDC.ALGO
      - MATIC.ETH
      - NEAR
      - UNI
      - USDT.ARBITRUM
      - USDT.AVAX
      - OMG
      - ARB.ARBITRUM
      - COMP.ETH
      - GRT.ETH
      - USDC.POLYGON
      - AVAX
      - AAVE
      - CELO
      - PYUSD.SOL
      - PAXG.ETH
      - USDC.MONAD
      - BAT
      - COMP
      - ETH.ARBITRUM
      - ETH.BASE
      - OP.OPTIMISM
      - TRUMP.SOL
      - ENJ.ETH
      - SUI
      - USDT.ETH
      - USDT.OPTIMISM
      - USDT.TRX
      - USDT.XPL
      - OMG.ETH
      - XRP
      - HBAR
      - USDC.APT
      - USDC.ETH
      - BNB
      - ATOM
      - BAT.ETH
      - GRT
      - LINK.ETH
      - USDP.SOL
      - ZK.ZKSYNC
      - BONK.SOL
      - KNC
      - TIA
      - ZRO.ETH
      - ZRX.ETH
      - PUMP.SOL
      - USD
      - XTZ
      - CRV.ETH
      - GALA.ETH
      - TON
      - USDT.POLYGON
      - WBTC.ETH
      - XPL
      - BTC
      - MON
      - SHIB.ETH
      - USDC.BSC
      - WLD.WORLDCHAIN
      - W.SOL
      - LTC
      - RLUSD.ETH
      - WBTC
      - LINK
      - USDCX.CANTON
      - ETH
      - WIF.SOL
      - APE.ETH
      - EURC
      - MKR.ETH
      - RLUSD.XRP
    DynamicFee:
      type: object
      required:
      - name
      - amount
      properties:
        name:
          type: string
          example: sample
        amount:
          type: string
          example: '1.95'
    DynamicFeeRequest:
      type: object
      required:
      - name
      - amount
      properties:
        name:
          type: string
          example: sample
        amount:
          type: string
          example: '1.95'
        type:
          type: string
          enum:
          - notional
          - bps
          description: Fee amount type. Default is notional
          example: notional
    PostExecuteQuoteResponse:
      type: object
      properties:
        message:
          type: object
          properties:
            request_id:
              type: string
              description: The identifier of the RFQ
              example: 14f8ebb8-7530-4aa4-bef9-9d73d56313f3
            quote:
              oneOf:
              - title: RFQ Base Response
                description: Response for a request for quote with base fields specified
                type: object
                properties:
                  request_id:
                    type: string
                    description: The identifier of the RFQ
                    example: ce819fe8-b1d7-43bb-961c-e09ede0988d3
                  participant_code:
                    type: string
                    description: The identifier of the participant making the quote request
                    example: CUST01
                  quoted_currency:
                    $ref: '#/components/schemas/LiquidityEnabledQuotedCurrency'
                  side:
                    type: string
                    description: The participant side of the quote - `buy` or `sell`
                    example: buy
                    enum:
                    - buy
                    - sell
                  quantity:
                    type: string
                    description: The amount of the underlying currency
                    example: '1'
                  price:
                    type: string
                    description: The cost per unit of underlying currency
                    example: '11430.90'
                  quote_id:
                    type: string
                    description: 'The identifier for the quote

                      Note:

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# Full source: https://raw.githubusercontent.com/api-evangelist/zero-hash/refs/heads/main/openapi/zero-hash-liquidity-api-openapi.yml