{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "1256076113",
    "entityType": "Track",
    "nonce": "0xada767a5e4359c874735f6e6afbcc309c86845f40b15fbe1827438d1381a629c",
    "signature": "0xa6c06f4a0817245e80ccbab03438fc1dc1ccefb61642cf833f5ceef6a0ba1bb62e0a0491ca70c284fd99c8eda6222c56c90c4fd156f5c6de358296686161c40d1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}