{
  "manageEntity": {
    "action": "Share",
    "entityId": "143174997",
    "entityType": "Track",
    "nonce": "0x13bcb560aa40a21583a7cae58d3b7074fd17bfb812184d83998d69e6e18e6e22",
    "signature": "0x4c4fa80646335e49509a3320038e31b673669d24ae358136ffcad4d60f27cf066d332a6caec748ba5f65cbaf07817e5cb42d56b507b9d8fbb12330b8c975d4941b",
    "signer": "0xFe55d0e85ABA35aaef5A3d670d42071D89339128",
    "userId": "9245"
  }
}