ytmdesktop_media.json

{
  "title": "Media Keys Remapping for YTMDesktop App",
  "rules": [
      {
          "description": "Media Play/Pause => Cmd+Shift+Spacebar",
          "manipulators": [
              {
                  "from": {
                      "key_code": "play_or_pause"
                  },
                  "to": [
                      {
                        "key_code": "spacebar",
                        "modifiers": [ "left_command", "left_shift" ]
                      }
                  ],
                  "type": "basic"
              }
          ]
      },
      {
          "description": "Media Next Track => Cmd+Shift+PageUp",
          "manipulators": [
              {
                  "from": {
                      "consumer_key_code": "scan_next_track"
                  },
                  "to": [
                      {
                        "key_code": "page_up",
                        "modifiers": [ "left_command", "left_shift" ]
                      }
                  ],
                  "type": "basic"
              }
          ]
      },
      {
          "description": "Media Prev Track => Cmd+Shift+PageUp",
          "manipulators": [
              {
                  "from": {
                      "consumer_key_code": "scan_previous_track"
                  },
                  "to": [
                      {
                        "key_code": "page_down",
                        "modifiers": [ "left_command", "left_shift" ]
                      }
                  ],
                  "type": "basic"
              }
          ]
      }
  ]
}