FDSN:XX_TEST__L_H_Z, version 2, 328 bytes (format: 3)
             start time: 2004-07-28T20:28:09.000000Z (210)
      number of samples: 0
       sample rate (Hz): 1
                  flags: [00000000] 8 bits
                    CRC: 0x7A078953
    extra header length: 269 bytes
    data payload length: 0 bytes
       payload encoding: Text (val: 0)
          extra headers:
                "FDSN": {
                  "Event": {
                    "Detection": [
                      {
                        "Type": "MURDOCK",
                        "SignalAmplitude": 80,
                        "SignalPeriod": 0.399999976,
                        "BackgroundEstimate": 18,
                        "Wave": "DILATATION",
                        "OnsetTime": "2022-06-05T20:32:39.120000Z",
                        "MEDSNR": [
                          1,
                          3,
                          2,
                          1,
                          4,
                          0
                        ],
                        "MEDLookback": 2,
                        "MEDPickAlgorithm": 0,
                        "Detector": "Z_SPWWSS"
                      }
                    ]
                  }
                }