{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "99696",
    "entityType": "User",
    "nonce": "0xc1ce099a5548531e10956bbbaa633029aa2d7d4d9c51d49b3cedfaf13aaf2c73",
    "signature": "0x3bfb063ee3bec77ebca40e44a7256c4c6e41f56e3a8c3ef7947243c600511d2c2f9effeb1a65524b0cac49d791a73e17b25bf783fd7ee3a066f678113782564f1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}