{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x53c91af27e785f21da59e60cc3318bfabb167fb1723ad45f8d76e85fb52ef6cb",
    "signature": "0xcd2b7aa2835b30740cf1f178b25b0cb692e3f497f6a9b45cb8bf18c9607ace9848abfcdf3ca48153cf94ae4cdce141a25385af2ad7f0d2e230f48a28b7cf279b1b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}