{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0xad120078982b52816d4d617d61b5a48a27e60eb79a4d9da369785afbe4b8961d",
    "signature": "0xf6ff0ea47be907bfdf69532960b56da7016abb4af586e37b84f7d263bc93ed672fb8190b7f0da5eb8737c125f4df088e7e05320f376070e5cc5963ffd4bd9c041c",
    "signer": "0x530E0389C7352Fb2d85d2CC319F68bC2df8C4392",
    "userId": "874338785"
  }
}