Transaction

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction preprocess failed: [Error Code: 1101] cadence runtime error: Execution failed:
error: unexpected token: '='
 --> 112697972d9b2fc006f11d64000faaaf069bbd3a1b50ce27cd0c8b24b174b0f2:7:27
  |
7 |     let identifier: String = "DoodlePacksCollection"
  |                            ^