{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950047,-0.312106,0.000000,0.000000,0.174060,-0.529837,0.830046,0.000000,-0.258519,0.786929,0.560277,0.000000,-1650604.246264,5024425.341169,3553335.477730,1],    "boundingVolume": {    "region": [1.888123,0.594654,1.888287,0.594786,0.000000,18.972007]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_1459619.b3dm"}}}