{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x309363594d7b645c7dbc624de0f0bf0e626b7c77da7d96b2ad18bbac7aeca02d",
    "signature": "0xba5abdc039b096f2b117f63131a8ca3d1d06d16cb9da7e1819d927ac0df9ec467402cebb4883078bdb50b6863fc73c8d619f380bcda111a98067eba08c488aeb1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}