mutation ImportAccountFieldSchemasFromService($input: ImportAccountFieldSchemasFromServiceInput!) {
  importAccountFieldSchemasFromService(input: $input) {
    accountFieldSchemas {
      id
      source
      externalFieldId
      label
      type
      options
    }
    error {
      message
      type
      code
      fields {
        field
        message
        type
      }
    }
  }
}

{
  "input": {
    "serviceIntegrationKey": "string"
  }
}

{
  "data": {
    "importAccountFieldSchemasFromService": {
      "accountFieldSchemas": [
        {
          "id": "id",
          "source": "string",
          "externalFieldId": "id",
          "label": "string",
          "type": "STRING_TYPE",
          "options": [
            "string"
          ]
        }
      ],
      "error": {
        "message": "string",
        "type": "VALIDATION",
        "code": "string",
        "fields": [
          {
            "field": "string",
            "message": "string",
            "type": "VALIDATION"
          }
        ]
      }
    }
  }
}