{
  "manageEntity": {
    "action": "Share",
    "entityId": "1590368519",
    "entityType": "Track",
    "nonce": "0xb0c96aed0cc4439ae0dfaff0ba79653e5149b9637c6731cf47417f699d394133",
    "signature": "0xf59eb120a62ebd9a2d13fb1e1c9e3d2d81e16c5e4da9e80ffbf1d0d3e7993bde63e01d78a42eb259cd36b7270ff8eed782ea057fb99ac4a4417c217709de110a1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}