{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68015",
    "entityType": "User",
    "nonce": "0x51ba0fd78092f40176476c816bb6f8ad3d51ff8249758ed0e9f65f8b8df4a26c",
    "signature": "0x0356ed0c812b868d3b45bb292aebb416842fdf0d1a4a5b182bb98396bbda02307ed1adb9b0f5cff01bba9b947e14fe83c7a9f891fd67270f65db101d5f2d96641b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}