{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943789,-0.330548,0.000000,0.000000,0.184535,-0.526889,0.829660,0.000000,-0.273666,0.781379,0.560851,0.000000,-1747321.799564,4988996.849756,3556984.607743,1],    "boundingVolume": {    "region": [1.907633,0.595356,1.907728,0.595471,0.000000,8.565981]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/4_1275466.b3dm"}}}