{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1476",
    "entityType": "User",
    "nonce": "0xa228bbb98a3400d27c9f484eaa7e229d9d1ca0aabd2bf78fe5c5b67618d6914a",
    "signature": "0x685e49765f8103029a26f0e522015ee8da45d1e8501b20c85d396026f48a95e857d39d4feff9746d79048ad77b71c430c3703040a2e94c9713ff2ca389ecb15e1c",
    "signer": "0x7a252808bd60a26fe5184c95eb104CfADdA8D4C1",
    "userId": "186415718"
  }
}