{
  "ACQUISITION DURATION" : 0,
  "ACQUISITION INTERVAL" : 0,
  "AGE" : 0,
  "CAMERA" : "UNKNOWN",
  "ETHNICITY" : "Unknown",
  "HANDEDNESS" : "U",
  "MMSE SCORE" : "N/A",
  "MODALITY" : "NA",
  "RECONSTRUCTION" : "UNKNOWN",
  "SEX" : "U",
  "TRACER" : "NONE",
  "X RESOLUTION" : 0,
  "Y RESOLUTION" : 0,
  "Z RESOLUTION" : 0
}