CODE_ERROR

There is an error in the cadence code of this transaction.

[Error Code: 1101] error caused by: 1 error occurred: * transaction preprocess failed: [Error Code: 1101] cadence runtime error: Execution failed: error: invalid Unicode escape sequence: expected '{', got '2' --> 6c5b75b7ff200abfde97a2e95cf1e16fa6f032deee32173c6c6dcfabb182500b:12:316 | 12 | let id = self.adminRef.createMemento(mementoID:"9SrhFNB3NijvyrJbF9FEmL", magnetID:"Nqj4XGpudTCbY9swYfE8bx",metadata:{"name": "Tweet Article \\#001", "description": "Share \"Web3 Culture vs. Technology\\: Escaping the Casino of Niche Solutions\\\u2122\\\ufe0f\" with your Twitter \\(fine, \"X\"\\) followers!", "media_url": "https://magnetiq-static.s3.amazonaws.com/media/public/1939a550b1c747e684bada7babb73372.png", "is_sellable": "False", "is_visible": "False", "is_claimable": "True", "typ... | ^ error: invalid Unicode escape sequence: expected '{', got 'f' --> 6c5b75b7ff200abfde97a2e95cf1e16fa6f032deee32173c6c6dcfabb182500b:12:316 | 12 | let id = self.adminRef.createMemento(mementoID:"9SrhFNB3NijvyrJbF9FEmL", magnetID:"Nqj4XGpudTCbY9swYfE8bx",metadata:{"name": "Tweet Article \\#001", "description": "Share \"Web3 Culture vs. Technology\\: Escaping the Casino of Niche Solutions\\\u2122\\\ufe0f\" with your Twitter \\(fine, \"X\"\\) followers!", "media_url": "https://magnetiq-static.s3.amazonaws.com/media/public/1939a550b1c747e684bada7babb73372.png", "is_sellable": "False", "is_visible": "False", "is_claimable": "True", "typ... | ^