{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1346",
    "entityType": "User",
    "nonce": "0x5f99f8456e63f50b2ad91e1f4c134bfdc76ef82dae880429aabcc07c08a58355",
    "signature": "0x1fd493ae44b3092e90f6b15c960332821cf4df8e73eb206991a03dab7f40f83656914958e6ca07b90a53b40980041a1a0a9186448f185e46589ac5c9bb2ca1af1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}