{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4826",
    "entityType": "User",
    "nonce": "0x96f6c818b847583c05bad90c8ece08d38e3bb0a357afcce90191b8604924dc98",
    "signature": "0xeca5778e1808439a65ac8a969feb3f48993475ce4f423eba7e2f5bb78e07ec50328a3738342739c12ecff65a10f62eee80df069bc67b0a6a316f0f1463bbf23a1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}