{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "126",
    "entityType": "User",
    "nonce": "0xbbab527ced1e292bf0d3627b42521fb42ac4174f17bc7fbc27b8e1242e2db031",
    "signature": "0x9e36983fca400a0f3464b23fb390d7f094db66e5301287b6dad75a417e21b78173ed283f1289e5b130a59270363ebca3871d3491b5dd109d9c08d4809ab689f21b",
    "signer": "0x60a128870537308b5cF34D4c3120485B1b921109",
    "userId": "209486389"
  }
}