{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "130654",
    "entityType": "User",
    "nonce": "0x1c56c6a4509814bbd73f235d845bded5cff4cd5b8445d527a550d7b07c2d1b0b",
    "signature": "0x0a6c94194a9c154f7b356b505ba9b03aaa10ab22713088e06eece8d19364d465160c0d5c945d18be3aa26c0fec533ac682698511a9b367e7701e8158778b05551c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}