{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "170107",
    "entityType": "User",
    "nonce": "0xb095f8bb8438a67a2fcd6c7e21b7c7dad3a710485d782ed65b7e1d035e013d44",
    "signature": "0x71888e43c0e265ca21da68979ce5dd91ca0f87855dbc68d9761c73c85bff8c27684a4e3e37d56abf98a249c69d1ba87c310158426e2c1896d1e242dbd359cc811b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}