mutation CreatePaymentPlanMembership($input: CreatePaymentPlanMembershipInput!) {
  createPaymentPlanMembership(input: $input) {
    clientMutationId
    errors
    member {
      avatarUrl
      badges {
        avatarUrl
        color
        createdAt
        creator {
          __typename
        }
        customField {
          __typename
        }
        description
      }
      conversations {
        edges {
          __typename
        }
        nodes {
          __typename
        }
        pageInfo {
          __typename
        }
      }
      customFieldResponses {
        edges {
          __typename
        }
        nodes {
          __typename
        }
        pageInfo {
          __typename
        }
      }
      dailyVisitStreak {
        count
        currentMilestone {
          __typename
        }
        nextMilestone {
          __typename
        }
      }
      directMessages {
        edges {
          __typename
        }
        nodes {
          __typename
        }
        pageInfo {
          __typename
        }
      }
    }
    outcome
    paymentPlan {
      approvalEnabled
      benefits
      createdAt
      description
      external
      id
    }
    paymentSubscription {
      amount
      cancelAtPeriodEnd
      canceledAt
      completedInstallments
      createdAt
      currentPeriodEnd
    }
  }
}

{
  "input": {
    "memberId": "id",
    "planId": "id"
  }
}

{
  "data": {
    "createPaymentPlanMembership": {
      "clientMutationId": "string",
      "errors": [
        "string"
      ],
      "member": {
        "avatarUrl": "string",
        "badges": [
          {
            "avatarUrl": "string",
            "color": "string",
            "createdAt": "value",
            "creator": {
              "__typename": "Member"
            },
            "customField": {
              "__typename": "CustomField"
            },
            "description": "string"
          }
        ],
        "conversations": {
          "edges": [
            {
              "__typename": "PublicConversationEdge"
            }
          ],
          "nodes": [
            {
              "__typename": "PublicConversation"
            }
          ],
          "pageInfo": {
            "__typename": "PublicConversationPageInfo"
          }
        },
        "customFieldResponses": {
          "edges": [
            {
              "__typename": "MemberCustomFieldResponseEdge"
            }
          ],
          "nodes": [
            {
              "__typename": "MemberCustomFieldResponse"
            }
          ],
          "pageInfo": {
            "__typename": "PageInfo"
          }
        },
        "dailyVisitStreak": {
          "count": 1,
          "currentMilestone": {
            "__typename": "StreakMilestone"
          },
          "nextMilestone": {
            "__typename": "StreakMilestone"
          }
        },
        "directMessages": {
          "edges": [
            {
              "__typename": "PrivateConversationEdge"
            }
          ],
          "nodes": [
            {
              "__typename": "PrivateConversation"
            }
          ],
          "pageInfo": {
            "__typename": "PrivateConversationPageInfo"
          }
        }
      },
      "outcome": "ALREADY_SUBSCRIBED",
      "paymentPlan": {
        "approvalEnabled": true,
        "benefits": [
          "string"
        ],
        "createdAt": "value",
        "description": "string",
        "external": true,
        "id": "id"
      },
      "paymentSubscription": {
        "amount": 1,
        "cancelAtPeriodEnd": true,
        "canceledAt": "value",
        "completedInstallments": 1,
        "createdAt": "value",
        "currentPeriodEnd": "value"
      }
    }
  }
}