Collection status call-back

To get notified on successful collections, expose an endpoint to collect the following variables via call back:

Field description

#	Field	Description	Type
1	status	Status where 00 = success and other numbers represent a type of failure	string
2	message	Message describing status	string
3	loanAccountNumber	Unique loan account identifier from lenders system	string
4	amountCollected	Value successfully collected in minor	string

Collection status call-back :

{
 "status":"00",
 "message": "card instrument successful",
 "loanAccountNumber": "123456789",
 "collectedAmount": "5000000"
}