{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "229134011",
    "entityType": "User",
    "nonce": "0x06a3c55f03aa1d33968ac05a07d879f71b4a394e7e57a1b82e9e6ca2ce0bf649",
    "signature": "0x62c7a33fcc95662cdd093a0e644d3f49328b95a08d984a73e0675bf0f7d53802047ddb71807e066b413c73af22b51471c0fc221fda585f4c2b8890a17e6da52d1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}