{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49485",
    "entityType": "User",
    "nonce": "0xee5969803314aaa2c5cf8bdbbea455e98d4eb89a4bda45a1021b51002f0f03d3",
    "signature": "0xb24e41633ff86450096c93b0e845226fe195c6d610f7510971e16928c091f2782ab982129a0998618292107c9468470e20470f6f71a95084adbfcc8b6f62184e1c",
    "signer": "0xaCa7953CD273B28Ac40A1949c2f4E31562A30c91",
    "userId": "223927047"
  }
}