{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "107056",
    "entityType": "User",
    "nonce": "0xc80b3aee8ef88deffb0151be338b18634f70c98de930a4a3c5297ac81f63964b",
    "signature": "0x02ede8f61fb634bbe61b91fe08d3cb77bea9434f8869ed646f28dc432c78615413b48657cda3ed5823a5e4cc90597f879ed9806cd2aaf205fcbd178b1706288b1b",
    "signer": "0xA5594f75935B53086a8f3231b314C131605FEDA6",
    "userId": "140185425"
  }
}