{
  "manageEntity": {
    "action": "Share",
    "entityId": "1290010185",
    "entityType": "Track",
    "nonce": "0xfac1b0ad23a47fc87fc29d4bb0e883bad94b84a8b2d97e10bce2cf39cddad944",
    "signature": "0xc3d5ac2b713fe096e8bb500ef7d2aa1d9161218fd20b3064d9ebccd362bbcca30b420ea5c41fd7b89c710dacedf4c5078cdcca99c8247b73a513956d9a20fd651c",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}