{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "74652",
    "entityType": "User",
    "nonce": "0x76559d0ac280e47cff91a73414607909e860cffec31c462633c8d46ce6584263",
    "signature": "0xab1dc9a2edec033faafc6ba865a63f8aa53df9fbb699ba2946645e90425c7c683631cbfbec8f82fb3db93d61b6bbb6574c0a2afd39bc5d21ea8e35376c0c10601b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}