Hevn Inc Transactions API

openapi: 3.2.0
info:
  title: HEVN 2FA Transactions API
  description: Backend API for HEVN mobile neobank
  version: 0.1.2
servers:
- url: https://api.hevn.finance
  description: Production
tags:
- name: Transactions
paths:
  /api/v1/transactions/export:
    get:
      tags:
      - Transactions
      summary: Export transactions
      description: Export transactions as CSV or XLSX file.
      operationId: export_transactions_api_v1_transactions_export_get
      security:
      - HTTPBearer: []
      parameters:
      - name: format
        in: query
        required: false
        schema:
          $ref: '#/components/schemas/TransactionExportFormat'
          default: csv
      - name: type
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated transaction types
          title: Type
        description: Comma-separated transaction types
      - name: incomeOnly
        in: query
        required: false
        schema:
          anyOf:
          - type: boolean
          - type: 'null'
          title: Incomeonly
      - name: tag
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated tags
          title: Tag
        description: Comma-separated tags
      - name: status
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated unified statuses
          title: Status
        description: Comma-separated unified statuses
      - name: contactId
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated contact UUIDs
          title: Contactid
        description: Comma-separated contact UUIDs
      - name: bank_account_id
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated bank account UUIDs
          title: Bank Account Id
        description: Comma-separated bank account UUIDs
      - name: bankAccountId
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated bank account UUIDs
          title: Bankaccountid
        description: Comma-separated bank account UUIDs
      - name: cardId
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated Card UUIDs
          title: Cardid
        description: Comma-separated Card UUIDs
      - name: fromDate
        in: query
        required: false
        schema:
          anyOf:
          - type: string
            format: date-time
          - type: 'null'
          title: Fromdate
      - name: toDate
        in: query
        required: false
        schema:
          anyOf:
          - type: string
            format: date-time
          - type: 'null'
          title: Todate
      - name: q
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Free-text search across description, merchant, tag, hash/wallet, contact name, counterparty user, invoice contractor, IBAN, and exact amount. Min 2 chars; values shorter are ignored.
          title: Q
        description: Free-text search across description, merchant, tag, hash/wallet, contact name, counterparty user, invoice contractor, IBAN, and exact amount. Min 2 chars; values shorter are ignored.
      - name: x-api-key
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: X-Api-Key
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/v1/transactions:
    get:
      tags:
      - Transactions
      summary: Get user transactions
      description: Get latest user transactions sorted by time.
      operationId: get_transactions_api_v1_transactions_get
      security:
      - HTTPBearer: []
      parameters:
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          maximum: 200
          minimum: 1
          default: 50
          title: Limit
      - name: offset
        in: query
        required: false
        schema:
          type: integer
          minimum: 0
          default: 0
          title: Offset
      - name: sortBy
        in: query
        required: false
        schema:
          $ref: '#/components/schemas/TransactionSortBy'
          default: date
      - name: sortOrder
        in: query
        required: false
        schema:
          $ref: '#/components/schemas/SortOrder'
          default: desc
      - name: type
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated transaction types
          title: Type
        description: Comma-separated transaction types
      - name: incomeOnly
        in: query
        required: false
        schema:
          anyOf:
          - type: boolean
          - type: 'null'
          title: Incomeonly
      - name: tag
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated tags
          title: Tag
        description: Comma-separated tags
      - name: status
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated unified statuses
          title: Status
        description: Comma-separated unified statuses
      - name: contactId
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated contact UUIDs
          title: Contactid
        description: Comma-separated contact UUIDs
      - name: bank_account_id
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated bank account UUIDs
          title: Bank Account Id
        description: Comma-separated bank account UUIDs
      - name: bankAccountId
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated bank account UUIDs
          title: Bankaccountid
        description: Comma-separated bank account UUIDs
      - name: cardId
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated Card UUIDs
          title: Cardid
        description: Comma-separated Card UUIDs
      - name: fromDate
        in: query
        required: false
        schema:
          anyOf:
          - type: string
            format: date-time
          - type: 'null'
          title: Fromdate
      - name: toDate
        in: query
        required: false
        schema:
          anyOf:
          - type: string
            format: date-time
          - type: 'null'
          title: Todate
      - name: q
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Free-text search across description, merchant, tag, hash/wallet, contact name, counterparty user, invoice contractor, IBAN, and exact amount. Min 2 chars; values shorter are ignored.
          title: Q
        description: Free-text search across description, merchant, tag, hash/wallet, contact name, counterparty user, invoice contractor, IBAN, and exact amount. Min 2 chars; values shorter are ignored.
      - name: x-api-key
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: X-Api-Key
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UnifiedTransactionListResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/v1/transactions/breakdown:
    get:
      tags:
      - Transactions
      summary: Transaction volume breakdown
      description: Volume + count grouped by tag or type, with the same filters as the list.
      operationId: get_transactions_breakdown_api_v1_transactions_breakdown_get
      security:
      - HTTPBearer: []
      parameters:
      - name: groupBy
        in: query
        required: true
        schema:
          $ref: '#/components/schemas/TransactionGroupBy'
          description: Group by tag or type
        description: Group by tag or type
      - name: type
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated transaction types
          title: Type
        description: Comma-separated transaction types
      - name: incomeOnly
        in: query
        required: false
        schema:
          anyOf:
          - type: boolean
          - type: 'null'
          title: Incomeonly
      - name: tag
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated tags
          title: Tag
        description: Comma-separated tags
      - name: status
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated unified statuses
          title: Status
        description: Comma-separated unified statuses
      - name: contactId
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated contact UUIDs
          title: Contactid
        description: Comma-separated contact UUIDs
      - name: bank_account_id
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated bank account UUIDs
          title: Bank Account Id
        description: Comma-separated bank account UUIDs
      - name: bankAccountId
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated bank account UUIDs
          title: Bankaccountid
        description: Comma-separated bank account UUIDs
      - name: cardId
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated Card UUIDs
          title: Cardid
        description: Comma-separated Card UUIDs
      - name: fromDate
        in: query
        required: false
        schema:
          anyOf:
          - type: string
            format: date-time
          - type: 'null'
          title: Fromdate
      - name: toDate
        in: query
        required: false
        schema:
          anyOf:
          - type: string
            format: date-time
          - type: 'null'
          title: Todate
      - name: q
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Free-text search across description, merchant, tag, hash/wallet, contact name, counterparty user, invoice contractor, IBAN, and exact amount. Min 2 chars; values shorter are ignored.
          title: Q
        description: Free-text search across description, merchant, tag, hash/wallet, contact name, counterparty user, invoice contractor, IBAN, and exact amount. Min 2 chars; values shorter are ignored.
      - name: x-api-key
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: X-Api-Key
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TransactionBreakdownResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/v1/transactions/breakdown/series:
    get:
      tags:
      - Transactions
      summary: Transaction volume breakdown over time
      description: 'Volume + count grouped by tag or type, split into time buckets across the fromDate..toDate range. Granularity is auto-picked: >6 months → month, >30 days → week, otherwise day. Empty periods are returned as zero-filled buckets so the frontend gets a complete x-axis. Same filter set as /transactions and /transactions/breakdown. `fromDate` and `toDate` are required.'
      operationId: get_transactions_breakdown_series_api_v1_transactions_breakdown_series_get
      security:
      - HTTPBearer: []
      parameters:
      - name: groupBy
        in: query
        required: true
        schema:
          $ref: '#/components/schemas/TransactionGroupBy'
          description: Group by tag or type
        description: Group by tag or type
      - name: type
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated transaction types
          title: Type
        description: Comma-separated transaction types
      - name: incomeOnly
        in: query
        required: false
        schema:
          anyOf:
          - type: boolean
          - type: 'null'
          title: Incomeonly
      - name: tag
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated tags
          title: Tag
        description: Comma-separated tags
      - name: status
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated unified statuses
          title: Status
        description: Comma-separated unified statuses
      - name: contactId
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated contact UUIDs
          title: Contactid
        description: Comma-separated contact UUIDs
      - name: bank_account_id
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated bank account UUIDs
          title: Bank Account Id
        description: Comma-separated bank account UUIDs
      - name: bankAccountId
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated bank account UUIDs
          title: Bankaccountid
        description: Comma-separated bank account UUIDs
      - name: cardId
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Comma-separated Card UUIDs
          title: Cardid
        description: Comma-separated Card UUIDs
      - name: fromDate
        in: query
        required: false
        schema:
          anyOf:
          - type: string
            format: date-time
          - type: 'null'
          title: Fromdate
      - name: toDate
        in: query
        required: false
        schema:
          anyOf:
          - type: string
            format: date-time
          - type: 'null'
          title: Todate
      - name: q
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Free-text search across description, merchant, tag, hash/wallet, contact name, counterparty user, invoice contractor, IBAN, and exact amount. Min 2 chars; values shorter are ignored.
          title: Q
        description: Free-text search across description, merchant, tag, hash/wallet, contact name, counterparty user, invoice contractor, IBAN, and exact amount. Min 2 chars; values shorter are ignored.
      - name: x-api-key
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: X-Api-Key
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TransactionBreakdownSeriesResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/v1/transactions/{transaction_id}/details:
    get:
      tags:
      - Transactions
      summary: Get transaction details
      description: Authenticated owners get the full UX (status auto-sync, document download links, crypto→internal repair). Unauthenticated callers must pass `?key=` with a share key issued by `POST /transactions/{id}/share`. Without auth and without a valid key the endpoint returns 401.
      operationId: get_transaction_details_endpoint_api_v1_transactions__transaction_id__details_get
      security:
      - HTTPBearer: []
      parameters:
      - name: transaction_id
        in: path
        required: true
        schema:
          type: string
          title: Transaction Id
      - name: key
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: Key
      - name: x-api-key
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: X-Api-Key
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TransactionDetailResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/v1/transactions/{transaction_id}/share:
    post:
      tags:
      - Transactions
      summary: Create a share link for a transaction
      description: Owner-only. Creates a temp access key scoped to this transaction_id. Pass the raw key back to `GET /transactions/{id}/details?key=<key>` to fetch the receipt without auth.
      operationId: create_transaction_share_link_api_v1_transactions__transaction_id__share_post
      security:
      - HTTPBearer: []
      parameters:
      - name: transaction_id
        in: path
        required: true
        schema:
          type: string
          title: Transaction Id
      - name: x-api-key
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: X-Api-Key
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TransactionShareLinkResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/v1/transactions/{transaction_id}/tag:
    post:
      tags:
      - Transactions
      summary: Set transaction tag
      description: Set or clear a tag on a transaction.
      operationId: set_transaction_tag_api_v1_transactions__transaction_id__tag_post
      security:
      - HTTPBearer: []
      parameters:
      - name: transaction_id
        in: path
        required: true
        schema:
          type: string
          title: Transaction Id
      - name: x-api-key
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: X-Api-Key
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/TagUpdateRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TagUpdateResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/v1/transactions/{transaction_id}/memo:
    put:
      tags:
      - Transactions
      summary: Set transaction memo
      description: Set or clear a memo (description) on a transaction.
      operationId: set_transaction_memo_api_v1_transactions__transaction_id__memo_put
      security:
      - HTTPBearer: []
      parameters:
      - name: transaction_id
        in: path
        required: true
        schema:
          type: string
          title: Transaction Id
      - name: x-api-key
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: X-Api-Key
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/MemoUpdateRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MemoUpdateResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/v1/transactions/{transaction_id}/attachments:
    post:
      tags:
      - Transactions
      summary: Attach a document to a transaction
      description: Append an already-uploaded document (by id) to the transaction's attachments. The document must belong to the same user. Idempotent — re-attaching an existing id is a no-op. Returns the full updated list with signed download links.
      operationId: attach_document_to_transaction_api_v1_transactions__transaction_id__attachments_post
      security:
      - HTTPBearer: []
      parameters:
      - name: transaction_id
        in: path
        required: true
        schema:
          type: string
          title: Transaction Id
      - name: x-api-key
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: X-Api-Key
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/app__schemas__routers__transactions__transaction__AttachDocumentRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/TransactionAttachment'
                title: Response Attach Document To Transaction Api V1 Transactions  Transaction Id  Attachments Post
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
components:
  schemas:
    TransactionSortBy:
      type: string
      enum:
      - date
      - amount
      title: TransactionSortBy
      description: Field to sort the transaction list by.
    TransactionBreakdownSeriesBucket:
      properties:
        bucketStart:
          type: string
          format: date-time
          title: Bucketstart
        bucketEnd:
          type: string
          format: date-time
          title: Bucketend
        items:
          items:
            $ref: '#/components/schemas/TransactionBreakdownItem'
          type: array
          title: Items
      type: object
      required:
      - bucketStart
      - bucketEnd
      - items
      title: TransactionBreakdownSeriesBucket
      description: One time-bucket in a breakdown series, with the per-key items inside it.
    TransactionBreakdownItem:
      properties:
        key:
          type: string
          title: Key
        volumeUsd:
          type: number
          title: Volumeusd
        count:
          type: integer
          title: Count
      type: object
      required:
      - key
      - volumeUsd
      - count
      title: TransactionBreakdownItem
      description: One bucket in a breakdown — volume + count for a tag/type value.
    TransactionCardDetail:
      properties:
        name:
          anyOf:
          - type: string
          - type: 'null'
          title: Name
        label:
          anyOf:
          - type: string
          - type: 'null'
          title: Label
        merchant:
          anyOf:
          - type: string
          - type: 'null'
          title: Merchant
        merchantIcon:
          anyOf:
          - type: string
          - type: 'null'
          title: Merchanticon
        category:
          anyOf:
          - type: string
          - type: 'null'
          title: Category
      type: object
      title: TransactionCardDetail
      description: Card and merchant info for card transactions.
    TransactionBreakdownResponse:
      properties:
        groupBy:
          $ref: '#/components/schemas/TransactionGroupBy'
        items:
          items:
            $ref: '#/components/schemas/TransactionBreakdownItem'
          type: array
          title: Items
      type: object
      required:
      - groupBy
      - items
      title: TransactionBreakdownResponse
      description: Volume + count grouped by tag or type, with the same filters as the list.
    TransactionExportFormat:
      type: string
      enum:
      - csv
      - xlsx
      title: TransactionExportFormat
    TransactionWalletDetail:
      properties:
        address:
          anyOf:
          - type: string
          - type: 'null'
          title: Address
        chainId:
          anyOf:
          - type: string
          - type: 'null'
          title: Chainid
      type: object
      title: TransactionWalletDetail
      description: Wallet details for transaction list/detail views.
    SortOrder:
      type: string
      enum:
      - asc
      - desc
      title: SortOrder
      description: Sort direction.
    ApiKeyListResponse:
      properties:
        id:
          type: string
          format: uuid
          title: Id
        name:
          type: string
          title: Name
        keyPreview:
          type: string
          title: Keypreview
        walletAddress:
          anyOf:
          - type: string
          - type: 'null'
          title: Walletaddress
        ipRestriction:
          anyOf:
          - type: string
          - type: 'null'
          title: Iprestriction
        maxSpend:
          anyOf:
          - type: number
          - type: 'null'
          title: Maxspend
        totalSpend:
          type: number
          title: Totalspend
        remaining:
          type: integer
          title: Remaining
          default: 0
        lastUse:
          anyOf:
          - type: string
            format: date-time
          - type: 'null'
          title: Lastuse
        createdAt:
          type: string
          format: date-time
          title: Createdat
      type: object
      required:
      - id
      - name
      - keyPreview
      - totalSpend
      - createdAt
      title: ApiKeyListResponse
    UserAddress:
      properties:
        streetAddress:
          anyOf:
          - type: string
          - type: 'null'
          title: Streetaddress
        addressLine2:
          anyOf:
          - type: string
          - type: 'null'
          title: Addressline2
        city:
          anyOf:
          - type: string
          - type: 'null'
          title: City
        state:
          anyOf:
          - type: string
          - type: 'null'
          title: State
        country:
          anyOf:
          - $ref: '#/components/schemas/CountryCode'
          - type: 'null'
        zip:
          anyOf:
          - type: string
          - type: 'null'
          title: Zip
      type: object
      title: UserAddress
      description: 'Address schema for user.


        Canonical field names: street_address, address_line_2, city, state, country, zip.

        Accepts legacy Align/IBAN field names (street_line_1, street_line_2, postal_code)

        for backward compatibility with existing JSONB data.'
    MemoUpdateResponse:
      properties:
        onchainTransactionId:
          type: string
          title: Onchaintransactionid
        memo:
          anyOf:
          - type: string
          - type: 'null'
          title: Memo
      type: object
      required:
      - onchainTransactionId
      title: MemoUpdateResponse
      description: Response for memo update.
    TransactionBreakdownGranularity:
      type: string
      enum:
      - day
      - week
      - month
      title: TransactionBreakdownGranularity
      description: Time bucket size for the breakdown series.
    TransactionAmountDetail:
      properties:
        currency:
          type: string
          title: Currency
        amount:
          type: number
          title: Amount
        usdRate:
          anyOf:
          - type: number
          - type: 'null'
          title: Usdrate
        source:
          anyOf:
          - type: string
          - type: 'null'
          title: Source
      type: object
      required:
      - currency
      - amount
      title: TransactionAmountDetail
      description: Currency / amount / rate leg of a transaction.
    UnifiedTransactionListResponse:
      properties:
        transactions:
          items:
            $ref: '#/components/schemas/UnifiedTransactionItem'
          type: array
          title: Transactions
        summary:
          anyOf:
          - $ref: '#/components/schemas/TransactionSummary'
          - type: 'null'
      type: object
      required:
      - transactions
      title: UnifiedTransactionListResponse
      description: Unified transaction list response.
    app__schemas__routers__transactions__transaction__AttachDocumentRequest:
      properties:
        documentId:
          type: string
          format: uuid
          title: Documentid
      type: object
      required:
      - documentId
      title: AttachDocumentRequest
      description: Body for POST /transactions/{id}/attachments.
    TransactionInvoiceDetail:
      properties:
        id:
          type: string
          format: uuid
          title: Id
        name:
          anyOf:
          - type: string
          - type: 'null'
          title: Name
        documentName:
          anyOf:
          - type: string
          - type: 'null'
          title: Documentname
        documentLink:
          anyOf:
          - type: string
          - type: 'null'
          title: Documentlink
        dueDate:
          anyOf:
          - type: string
            format: date
          - type: 'null'
          title: Duedate
        items:
          items:
            additionalProperties: true
            type: object
          type: array
          title: Items
        invoiceLink:
          anyOf:
          - type: string
          - type: 'null'
          title: Invoicelink
        issueDate:
          anyOf:
    

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# Full source: https://raw.githubusercontent.com/api-evangelist/hevn-inc/refs/heads/main/openapi/hevn-inc-transactions-api-openapi.yml