{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "162060040",
    "entityType": "User",
    "nonce": "0x87a9807d17da1123111d031c8fb99f1e023538b334d08fa384df99726c0e2a28",
    "signature": "0xbff18ab56233e8813fe96c04da81b5a7d4ff4a7fe18f44f78cacc615f57bc9f669f75af1b9838893032ac74ef6641ab5da7b3a1b7bb405d1fcbbfdccba03d9be1c",
    "signer": "0x62c97d7bde145A438C26C21F10116CBEecb45779",
    "userId": "769111966"
  }
}