mutation AddCustomFieldOptionMembers($input: AddCustomFieldOptionMembersInput!) {
  addCustomFieldOptionMembers(input: $input) {
    clientMutationId
    errors
    option {
      createdAt
      creator {
        avatarUrl
        badges {
          __typename
        }
        conversations {
          __typename
        }
        customFieldResponses {
          __typename
        }
        dailyVisitStreak {
          __typename
        }
        directMessages {
          __typename
        }
      }
      customField {
        allowAdHoc
        answers {
          __typename
        }
        createdAt
        description
        id
        maxCharacters
      }
      description
      id
      isAdHoc
    }
  }
}

{
  "input": {
    "id": "id",
    "memberIds": [
      "id"
    ]
  }
}

{
  "data": {
    "addCustomFieldOptionMembers": {
      "clientMutationId": "string",
      "errors": [
        "string"
      ],
      "option": {
        "createdAt": "value",
        "creator": {
          "avatarUrl": "string",
          "badges": [
            {
              "__typename": "Badge"
            }
          ],
          "conversations": {
            "__typename": "PublicConversationConnection"
          },
          "customFieldResponses": {
            "__typename": "MemberCustomFieldResponseConnection"
          },
          "dailyVisitStreak": {
            "__typename": "DailyVisitStreak"
          },
          "directMessages": {
            "__typename": "PrivateConversationConnection"
          }
        },
        "customField": {
          "allowAdHoc": true,
          "answers": {
            "__typename": "CustomFieldAnswerConnection"
          },
          "createdAt": "value",
          "description": "string",
          "id": "id",
          "maxCharacters": 1
        },
        "description": "string",
        "id": "id",
        "isAdHoc": true
      }
    }
  }
}