{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897517,-0.440980,0.000000,0.000000,0.286173,-0.582441,0.760833,0.000000,-0.334561,0.680924,0.651469,0.000000,-2136913.390457,4349209.713292,4133215.891717,1],    "boundingVolume": {    "region": [2.027411,0.709405,2.027563,0.709632,0.000000,7.344122]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/8_1780096.b3dm"}}}