mutation CancelPaymentSubscription($input: CancelPaymentSubscriptionInput!) {
  cancelPaymentSubscription(input: $input) {
    clientMutationId
    errors
    paymentSubscription {
      amount
      cancelAtPeriodEnd
      canceledAt
      completedInstallments
      createdAt
      currentPeriodEnd
    }
  }
}

{
  "input": {
    "subscriptionId": "id"
  }
}

{
  "data": {
    "cancelPaymentSubscription": {
      "clientMutationId": "string",
      "errors": [
        "string"
      ],
      "paymentSubscription": {
        "amount": 1,
        "cancelAtPeriodEnd": true,
        "canceledAt": "value",
        "completedInstallments": 1,
        "createdAt": "value",
        "currentPeriodEnd": "value"
      }
    }
  }
}