Signal-Server/service/src/main/graphql/braintree/CreatePayPalOneTimePayment.graphql

# https://graphql.braintreepayments.com/reference/#Mutation--createPayPalOneTimePayment
mutation CreatePayPalOneTimePayment($input: CreatePayPalOneTimePaymentInput!) {
  createPayPalOneTimePayment(input: $input) {
    approvalUrl,
    paymentId
  }
}