{
  "manageEntity": {
    "action": "Share",
    "entityId": "1892405197",
    "entityType": "Track",
    "nonce": "0x21e7a7341847026cb1994e3a172f0c67c992978716aa58e5544c2727f6d15f44",
    "signature": "0x8c7cf56671906f4d5f51b7e2327359833b731a9bcaf9b510b2e3f03902ba18c578c8a63a95911859e062064d43a1d17615117b27808b968e201c58535f1d1be91c",
    "signer": "0x5221Ff54171381bEDb08F66d1269Df8Ee02c87ed",
    "userId": "618655237"
  }
}