{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "27307491",
    "entityType": "Track",
    "nonce": "0xd9d4295f4fd2d860ad9f97be8e94d1d835480763c60c52ddbc79151d04333484",
    "signature": "0x5f3b8e0550c91e33ddc0961f1f675e41ade2ba35c7776c2c38956edeaef3ffc053b7450b7dc210136cc1f05846a03bce2dc785420962d27f8402f7bca253b7bd1b",
    "signer": "0x0a5148A3f132E6696c1Cd3FDA8465fC5fF17d3D2",
    "userId": "803288761"
  }
}