{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "396",
    "entityType": "User",
    "nonce": "0xdb95e353192e761f2a1d88eff4ea81d7f866f23fa791c5459a1a6e7f308915ba",
    "signature": "0x3e0f38c09970cd086ddfedc406b6b2f7f8769ccc6ad0270f79be52663174a0ca3f61359c495eebd0594db1f100d43985bd4e52cde4a879d94fb104f9e8449f881c",
    "signer": "0x8fb06be829c5718Bb968af1525d910B795617ac0",
    "userId": "950478625"
  }
}