{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xa3a7224a9a328386536c22c6335964a5163b9568128aac951903a0f1e90b7fb2",
    "signature": "0x8276c1a810e6f2acda86246a0fe9e335baee28d468fc8bc45718b6ed5394081710526c02014f6aee1ed2a1474c96bcb79e5594ae60b668bdef986d8dd77c829f1b",
    "signer": "0xcC37fc45282182aFe751c3a765f808633C4cAAD3",
    "userId": "810291807"
  }
}