Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: assertion failed: Missing or mis-typed user FUSD receiver
  --> df04504b5a755aa15e843b6749b4347dab7da317ac5bec6c40e263ea8ea4895a:21:8
   |
21 |         assert(self.userFusdReceiver.borrow() != nil, message: "Missing or mis-typed user FUSD receiver")
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^