Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: assertion failed: Missing or mis-typed user FUSD receiver
  --> 188b9f4f4e93c4441347b92fa6c5d45cad0de924178d8d29764c9ade2a5b2986:21:8
   |
21 |         assert(self.userFusdReceiver.borrow() != nil, message: "Missing or mis-typed user FUSD receiver")
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^