{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "800690067",
    "entityType": "User",
    "nonce": "0x842b8b654be8c60025f44e3f97fb125ca13d362d2f0642691c940925b8a1bae0",
    "signature": "0x229edd1a1706c752555d91657d255baaa8c9efe96d9ff4ce144ee993bf2a69311a310ff14de1b79ab15576b443920cf4d1b87cbdef689c0fcf351e7eba0ad3ee1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}