{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xb762e39ef3f181f070adb4adbcda85b0c0bf00846e2e6d228e731453a6a96542",
    "signature": "0x5ac48c839b12526d3e4b737a34ffcc99066e5308f442a71eb74b243c431b982a29f9622174d173390553d700c23ab3a88f3ee31e87c7a2a65985b16bfb1978f61b",
    "signer": "0x0C571670b9D4778082A28171dC6aC7fc2b426c10",
    "userId": "576629117"
  }
}