{
  "manageEntity": {
    "action": "Share",
    "entityId": "1621143592",
    "entityType": "Track",
    "nonce": "0x3e274f83f5c2cb49857434cc454f9bd3c018b2baac6b3438d1a0010d39c7553f",
    "signature": "0x9b32d452509ea60f6060b5e44fc7e5d2f02392f95ca64fc78b0cd62ceb63534b265077e927bf9ada869abd12e9815acf8059f44654f95fd02f9b6ea7b5c7afbf1c",
    "signer": "0xE58798A8eCCb4b8474bdDB89D94c8151E7BD4D10",
    "userId": "850489604"
  }
}