{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182428",
    "entityType": "User",
    "nonce": "0x952c4838c8f98bd0e7d272ea269d5ab225d8ad242961dc716a596dcb1d9fb031",
    "signature": "0x4bbf93aa18eef4194afa44b1117feff2405ac897e28708e7f67b709fcc04243f5afec31c15b1ce259994a5be1e6a1a94753fd465836c0de0e6f0eaae31f66a221c",
    "signer": "0x65284b16c6C99f85DECF97dEA10cB715d52BfdDc",
    "userId": "533692254"
  }
}