EOSIO Get Currency Balance API

openapi: 3.1.0
info:
  title: EOSIO / Antelope Nodeos Chain Get Abi Get Currency Balance API
  description: HTTP/JSON RPC interface exposed by the chain_api_plugin in nodeos, the reference EOSIO (now Antelope) blockchain node implementation. The chain API allows clients to read blockchain state, fetch blocks and accounts, inspect ABI and contract data, and submit signed transactions to the network.
  version: '1.0'
  contact:
    name: EOS Network Foundation
    url: https://eosnetwork.com/
  license:
    name: MIT
    url: https://github.com/AntelopeIO/leap/blob/main/LICENSE
servers:
- url: '{node}/v1/chain'
  description: Nodeos HTTP RPC endpoint with chain_api_plugin enabled.
  variables:
    node:
      default: https://eos.greymass.com
      description: Base URL of an EOS/Antelope node.
tags:
- name: Get Currency Balance
paths:
  /get_currency_balance:
    post:
      summary: Get currency balance for an account
      description: Returns the balance of a token symbol held by an account on a given token contract.
      operationId: getCurrencyBalance
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                code:
                  type: string
                  description: Token contract account.
                  example: eosio.token
                account:
                  type: string
                  description: Account whose balance to query.
                symbol:
                  type: string
                  description: Token symbol (e.g. EOS).
              required:
              - code
              - account
      responses:
        '200':
          description: List of asset strings representing balances.
          content:
            application/json:
              schema:
                type: array
                items:
                  type: string
      tags:
      - Get Currency Balance