{
  "manageEntity": {
    "action": "Share",
    "entityId": "1423802790",
    "entityType": "Track",
    "nonce": "0x789d07708f88e91e6c6296c546c770c3a974a2d6734fed2e458a209f42c439e6",
    "signature": "0x743af545083afe458211653e5620cf02bcd6ee34a494abbc9ef235438622366f6edf4ec1766c84e70f8e095672a78d5f2c49887cc0220d635a5de0b473c186541c",
    "signer": "0x03C4442D164899C583f1e9e4B1052E5604D7F491",
    "userId": "286380953"
  }
}