{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "338835",
    "entityType": "User",
    "nonce": "0x28b14167bd55453f0a4d54d49466a66d6284495ce2f62daf3d659ef5453b16d1",
    "signature": "0x05e8b6a0070dd88993d59d17658e7d51fb402e268b5f54440d4b0377d00f0c6f3b133f7f4894d41a4453463bfef7aa70b05b4e6d2febdd51c1c26411b73278511b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}