{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949869,-0.312649,0.000000,0.000000,0.174760,-0.530942,0.829192,0.000000,-0.258700,0.785965,0.561546,0.000000,-1651770.897538,5018290.946509,3561398.553937,1],    "boundingVolume": {    "region": [1.888692,0.596150,1.888863,0.596355,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1438854.b3dm"}}}