{
  "manageEntity": {
    "action": "Share",
    "entityId": "450442134",
    "entityType": "Track",
    "nonce": "0xce48e7f22582f884e17f836f97dd5fb79deef8a21cbc8dbd82bea3a7d23123d3",
    "signature": "0xe52cd90e87179e3951e6b206e6231d108f66ffbecd1110e53c8084dedf418ae16971e5257a3a2f464558ee3d453c7a08da86f5e810bbd4a14d23f43d111667ad1b",
    "signer": "0xdd3700EB3cd3E7BFA6bE9e261b7DB55849a4f468",
    "userId": "637473864"
  }
}