sendspin-server-cpp: dialing ws://127.0.0.1:19970/sendspin for playback
sendspin-server-cpp: "sendspin-cpp-client" at 127.0.0.1:19970 connected
listener: client sendspin-cpp-client disconnected: server stopped
{
  "status": "ok",
  "implementation": "sendspin-server-cpp",
  "role": "server",
  "server_name": "sendspin-server-cpp server",
  "scenario_id": "server-initiated-metadata",
  "initiator_role": "server",
  "preferred_codec": "none",
  "server_id": "Yqfp1f-Ae73p2MBKgtYjQGvrxyQUuTakLaiolur6jAE",
  "discovery_method": "registry",
  "peer_hello": {
    "type": "client/hello",
    "payload": {
      "name": "sendspin-cpp-client",
      "device_info": {
        "product_name": "sendspin-cpp Conformance Client",
        "manufacturer": "Sendspin Conformance",
        "software_version": "0.2.0",
        "mac_address": "9e:1f:65:cd:d6:b8"
      },
      "supported_pair_methods": {
        "pairing_psk": {}
      },
      "unpaired_access": {
        "enabled": true
      },
      "supported_roles": [
        "metadata@v1"
      ]
    }
  },
  "activation": {
    "type": "server/activate",
    "payload": {
      "activities": [
        "playback"
      ],
      "active_roles": [
        "metadata@v1"
      ]
    }
  },
  "group_updates": [
    {
      "type": "group/update",
      "payload": {
        "playback_state": "stopped",
        "group_id": "1",
        "group_name": "sendspin-server-cpp server"
      }
    }
  ],
  "availability_trace": [
    {
      "type": "client/state",
      "available": true
    }
  ],
  "time_exchange": [
    {
      "type": "client/time",
      "payload": {
        "client_transmitted": 783259743
      }
    },
    {
      "type": "server/time",
      "payload": {
        "client_transmitted": 783259743,
        "server_received": 783259884,
        "server_transmitted": 783259957
      }
    },
    {
      "type": "client/time",
      "payload": {
        "client_transmitted": 783260050
      }
    },
    {
      "type": "server/time",
      "payload": {
        "client_transmitted": 783260050,
        "server_received": 783260082,
        "server_transmitted": 783260124
      }
    },
    {
      "type": "client/time",
      "payload": {
        "client_transmitted": 783260194
      }
    },
    {
      "type": "server/time",
      "payload": {
        "client_transmitted": 783260194,
        "server_received": 783260227,
        "server_transmitted": 783260272
      }
    },
    {
      "type": "client/time",
      "payload": {
        "client_transmitted": 783260341
      }
    },
    {
      "type": "server/time",
      "payload": {
        "client_transmitted": 783260341,
        "server_received": 783260371,
        "server_transmitted": 783260410
      }
    },
    {
      "type": "client/time",
      "payload": {
        "client_transmitted": 783260461
      }
    },
    {
      "type": "server/time",
      "payload": {
        "client_transmitted": 783260461,
        "server_received": 783260536,
        "server_transmitted": 783260572
      }
    },
    {
      "type": "client/time",
      "payload": {
        "client_transmitted": 783260649
      }
    },
    {
      "type": "server/time",
      "payload": {
        "client_transmitted": 783260649,
        "server_received": 783260687,
        "server_transmitted": 783260759
      }
    },
    {
      "type": "client/time",
      "payload": {
        "client_transmitted": 783260894
      }
    },
    {
      "type": "server/time",
      "payload": {
        "client_transmitted": 783260894,
        "server_received": 783260949,
        "server_transmitted": 783260984
      }
    },
    {
      "type": "client/time",
      "payload": {
        "client_transmitted": 783261075
      }
    },
    {
      "type": "server/time",
      "payload": {
        "client_transmitted": 783261075,
        "server_received": 783261104,
        "server_transmitted": 783261138
      }
    }
  ],
  "client": {
    "client_id": "0nFZn2PAitWjHELDi30mWS18886l-TTVY-n-KEwuOk0",
    "name": "sendspin-cpp-client",
    "supported_roles": [
      "metadata@v1"
    ],
    "active_roles": [
      "metadata@v1"
    ]
  },
  "metadata": {
    "expected": {
      "title": "Almost Silent",
      "artist": "Sendspin Conformance",
      "album_artist": "Sendspin",
      "album": "Protocol Fixtures",
      "artwork_url": "https://example.invalid/almost-silent.jpg",
      "year": 2026,
      "track": 1,
      "progress": {
        "track_progress": 12000,
        "track_duration": 180000,
        "playback_speed": 1000
      }
    },
    "first_state_sent": {
      "timestamp_us": 783236523,
      "bound_us": 783236680
    }
  }
}