{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "893287807",
    "entityType": "User",
    "nonce": "0x903134932e8d31ac7b26d05a9a477b487aade7d5a77bb937876ba93d5cc0eb0a",
    "signature": "0x38de4ba69956a14cb599eb7ef819ad269dab627cff4629c49399dd87336b8acd075ec5d97ba8746568ebfa2227082f377388e64642defdc5d9d089e8d58b88771b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}