{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "110008023",
    "entityType": "User",
    "nonce": "0xd2e9db0639a0023027ba855ec77c54403ca7c4d1e3cb34921624b958c2591935",
    "signature": "0xd3424432574b92a48968f1dcdaa3e1fac7df00e88c622c9f275a9a89a878a739315e98278ca9d1dbccfd9cb07a6d0d0034ccad230fba8cd81b44747541417d761c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}