{
  "manageEntity": {
    "action": "Share",
    "entityId": "1621143592",
    "entityType": "Track",
    "nonce": "0xa56778f2b7df4a413781d6e0f8db94f2762007ab7f4e3e7ccfc7b172a9807ff4",
    "signature": "0x86285ab5cbaf9b26e16e077e99dd6b993615c517f162d7595ed66d103a6d215442f3c197139fc845b5383f87a97ebfccd6aa5fdc17b6775916365ed4260714451c",
    "signer": "0xE58798A8eCCb4b8474bdDB89D94c8151E7BD4D10",
    "userId": "850489604"
  }
}