Payment Actor Commands

addActivityLog	Adds an activity log to a Payment
addTag	Adds a tag to a Payment
createAuthorization	Creates a new Authorization.
generatePaymentNumberByPrefix	Generates a payment number for a payment based on the given prefix
removeTag	Removes a tag from a Payment
setAuthorizationAmount	Sets the amount of an Authorization.
setAuthorizationState	Sets the state of an Authorization.
setDynamicFields	Sets dynamic fields of a payment. Non specified fields will be left unchanged. Set value to null to remove field.