{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317847",
    "entityType": "User",
    "nonce": "0xcd6f067daaeb006e857653c9d4900b5191bbea5fa04218914914e8ffc21d1f84",
    "signature": "0x5e9c6c5867c507d4b65bc8f380e9075508bbf25c78b21e389557be98a850fd5b03a1ceb83b46e9bf6c7a0b71677c047e5e8f888160ad4befac9c2de9ddb3eafe1c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}