{
  "manageEntity": {
    "action": "Share",
    "entityId": "748656138",
    "entityType": "Track",
    "nonce": "0x13adc6791a996c92b3563eaf6cff79aa19c5cfe8afbe6d43b298943e2373c916",
    "signature": "0x0e1dc59c3bf5110236fef641577c2010254d0dbfff126313d540e0d949fa7d420eb65c41c6dce11dc062b6cb751b15c45efdca1b3e0c85aa9a670029c495f35f1b",
    "signer": "0x6E78B188b5d1462cAB81e82F4C1FCB586F64100e",
    "userId": "707265359"
  }
}