{
  "manageEntity": {
    "action": "Share",
    "entityId": "1445511834",
    "entityType": "Track",
    "nonce": "0x1612eaf4b513e0a6d90ad503e958df390ecb156115d33300846f56c03b911f4a",
    "signature": "0xe1c5cff8bb2a03432e04e5748f3ef8f2a0c5421433393ee9e4689405e35ed31f40469e2f5442ca303b23201a596ea17ea1937872d7d6c10b06c730d3d7e965a11c",
    "signer": "0x64F9729C679Bb5C94De3ad988ecc2569757124C8",
    "userId": "440214081"
  }
}