{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1792326",
    "entityType": "User",
    "nonce": "0x25d59e3f88f493cf2b67a67d498627d2ff317197d608f9a768b11cfe77a996d8",
    "signature": "0xca983f7789861c02b7f06dd05816bf2d1c9e6538788a270a0d756e7fc2f904721f35f2a73e08836fd04739e46672568d4028032e05f00849b15622afd95178bb1c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}