{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944014,-0.329905,0.000000,0.000000,0.184149,-0.526937,0.829715,0.000000,-0.273152,0.781617,0.560770,0.000000,-1744035.737348,4990517.879117,3556467.066400,1],    "boundingVolume": {    "region": [1.906951,0.595258,1.907047,0.595372,0.000000,8.779846]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/3_1310476.b3dm"}}}