{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x9a4eedf70fc7ee9f7c681a1047544a533f3276eabba5bde5df8bc916404af417",
    "signature": "0xe857a41edd23fa7b261fd481874f3a79961b50ea0b37ca391d6734ce0b573b60075e1efcff46684ff3105d02266e35a2de67d29dfb16d0cce4255e3181828c2f1c",
    "signer": "0x6Ee7842A432b779E1Bf51F27B824fe86161cee6c",
    "userId": "408407824"
  }
}