Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction preprocess failed: [Error Code: 1101] cadence runtime error: Execution failed:
error: cannot find type in this scope: `AuthAccount`
 --> fe70746e72aff332e29ad2aa3495e2c96bcc355a38cad2979d8ad8144e321a6d:3:20
  |
3 |     prepare(signer: AuthAccount) {
  |                     ^^^^^^^^^^^ not found in this scope