{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "382774579",
    "entityType": "User",
    "nonce": "0x062a33905725c9f443588e39fe48bfc0c552c620cf7c110b729a76747613b492",
    "signature": "0x8d4498b9b586101a51fd234e669c2a1ca839193d581cb4e50cbe63ae579d9ca25a1fcfec27b48e45dc69f0606e0721fbbf5e890b2a8789a0bbc2fc9bb73957541b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}