{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949868,-0.312652,0.000000,0.000000,0.174768,-0.530963,0.829177,0.000000,-0.258697,0.785950,0.561568,0.000000,-1651752.218591,5018195.444042,3561540.824675,1],    "boundingVolume": {    "region": [1.888694,0.596177,1.888865,0.596382,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1440338.b3dm"}}}