Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: assertion failed: Missing or mis-typed user FUSD receiver
  --> 74a4b7ae9db508a406b4f7054f59b55968ca43bb5e8694679516afade061a567:21:8
   |
21 |         assert(self.userFusdReceiver.borrow() != nil, message: "Missing or mis-typed user FUSD receiver")
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^