{
  "openapi": "3.0.3",
  "info": {
    "title": "FastNEAR API - V0 Account FT",
    "version": "3.0.3",
    "description": "Fetch the fungible token contract IDs an account has held — contract IDs only, no balances."
  },
  "paths": {
    "/v0/account/{account_id}/ft": {
      "get": {
        "description": "Fetch the fungible token contract IDs an account has held — contract IDs only, no balances.",
        "operationId": "account_ft_v0",
        "parameters": [
          {
            "description": "NEAR account ID to inspect.",
            "example": "here.tg",
            "in": "path",
            "name": "account_id",
            "required": true,
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "content": {
              "application/json": {
                "example": {
                  "account_id": "here.tg",
                  "contract_ids": [
                    "wrap.near",
                    "usdt.tether-token.near"
                  ]
                },
                "schema": {
                  "$ref": "#/components/schemas/V0ContractsResponse"
                }
              }
            },
            "description": "Fungible token contract IDs for the requested account"
          },
          "400": {
            "content": {
              "application/json": {
                "schema": {
                  "type": "string"
                }
              }
            },
            "description": "Bad Request"
          },
          "403": {
            "content": {
              "text/plain": {
                "example": "Invalid API key",
                "schema": {
                  "type": "string"
                }
              }
            },
            "description": "The supplied API key was not recognized."
          },
          "500": {
            "content": {
              "application/json": {
                "schema": {
                  "type": "string"
                }
              }
            },
            "description": "Internal Server Error"
          }
        },
        "summary": "Lookup fungible token contract IDs for an account",
        "tags": [
          "fungible-tokens"
        ]
      }
    }
  },
  "servers": [
    {
      "description": "Mainnet",
      "url": "https://api.fastnear.com"
    },
    {
      "description": "Testnet",
      "url": "https://test.api.fastnear.com"
    }
  ],
  "security": [
    {},
    {
      "BearerAuth": []
    },
    {
      "ApiKeyAuth": []
    }
  ],
  "components": {
    "schemas": {
      "V0ContractsResponse": {
        "additionalProperties": false,
        "properties": {
          "account_id": {
            "type": "string"
          },
          "contract_ids": {
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        },
        "required": [
          "account_id",
          "contract_ids"
        ],
        "type": "object"
      }
    },
    "securitySchemes": {
      "ApiKeyAuth": {
        "description": "FastNEAR API key as the `apiKey` query parameter. Handy for curl or clients that cannot set headers, but the key can end up in URLs, logs, and shell history.",
        "in": "query",
        "name": "apiKey",
        "type": "apiKey"
      },
      "BearerAuth": {
        "description": "FastNEAR API key as an `Authorization: Bearer` header. Preferred for backends, workers, and proxies because it keeps the key out of URLs and logs.",
        "scheme": "bearer",
        "type": "http"
      }
    }
  }
}