sendAgreementPaymentRequest

Allows sellers (proposers) to submit a payment request to buyers (acceptors) for a specific charge amount for an agreement that includes a VariablePaymentTerm. The payment request is created in PENDING_APPROVAL status, at which point the buyer can accept or reject it.

The agreement must be active and have a VariablePaymentTerm to support payment requests. The chargeAmount must not exceed the remaining available balance under the VariablePaymentTerm``maxTotalChargeAmount.