{
  "manageEntity": {
    "action": "Share",
    "entityId": "1621143592",
    "entityType": "Track",
    "nonce": "0x674a1fb31e281841aa8d1e1bfcf264fc679211ed9be0495e07ba4dafd4f13399",
    "signature": "0xeeaeea5ecde237c1c39da1a404cf2eb57c2cdcf447d0cca41d72aa75e51752447fc49b5c159526dd461c9dd0d9ea045440e9d6590ec605c1302a519ed3f8f1b61c",
    "signer": "0xE58798A8eCCb4b8474bdDB89D94c8151E7BD4D10",
    "userId": "850489604"
  }
}