{
    "palm": [[16496, 16493, 8099, 16306], [17040, 9815, 12598, 2486], [12035, 11165, 16786, 16161], [2115, 6955, 12808, 14272]], 

    "ffproximal": [[1031, 1751, 2078, 2508], [2413, 1394, 2367, 1518], [2194, 1641, 1333, 1567], [1949, 2591, 1234, 2757]], 
    "ffmiddle": [[369, 743, 305, 1152], [390, 380, 1006, 1010], [642, 606, 612, 623], [771, 237, 263, 787]],   
    "ffdistal": [[1860, 1334, 1234,2077], [1773, 1327, 1881, 2029], [2007, 841, 1787, 923], [1011, 2250, 1911, 2213], [2009, 1448, 1178, 2219]], 

    "mfproximal": [[1031, 1751, 2078, 2508], [2413, 1394, 2367, 1518], [2194, 1641, 1333, 1567], [1949, 2591, 1234, 2757]], 
    "mfmiddle": [[369, 743, 305, 1152], [390, 380, 1006, 1010], [642, 606, 612, 623], [771, 237, 263, 787]],    
    "mfdistal": [[617, 35, 306, 583], [741, 797, 334, 735], [223, 667, 602, 290], [351, 107, 570, 560], [667, 277, 616, 226]], 

    "rfproximal": [[1031, 1751, 2078, 2508], [2413, 1394, 2367, 1518], [2194, 1641, 1333, 1567], [1949, 2591, 1234, 2757]], 
    "rfmiddle": [[369, 743, 305, 1152], [390, 380, 1006, 1010], [642, 606, 612, 623], [771, 237, 263, 787]],   
    "rfdistal": [[1860, 1334, 1234,2077], [1773, 1327, 1881, 2029], [2007, 841, 1787, 923], [1011, 2250, 1911, 2213], [2009, 1448, 1178, 2219]], 

    "lfproximal": [[1031, 1751, 2078, 2508], [2413, 1394, 2367, 1518], [2194, 1641, 1333, 1567], [1949, 2591, 1234, 2757]], 
    "lfmiddle": [[369, 743, 305, 1152], [390, 380, 1006, 1010], [642, 606, 612, 623], [771, 237, 263, 787]], 
    "lfdistal": [[617, 35, 306, 583], [741, 797, 334, 735], [223, 667, 602, 290], [351, 107, 570, 560], [667, 277, 616, 226]], 

    "thproximal": [[171, 520, 609, 951], [176, 171, 341, 44], [173, 516, 1071, 944], [709, 725, 565, 483]], 
    "thmiddle": [[2241, 2237, 1454, 1457], [995, 212, 1714, 1805], [1768, 1773, 1660, 2339], [206, 989, 1665, 3379]],  
    "thdistal": [[1860, 1334, 1234,2077], [1773, 1327, 1881, 2029], [2007, 841, 1787, 923], [1011, 2250, 1911, 2213], [2009, 1448, 1178, 2219]]
}