{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950062,-0.312061,0.000000,0.000000,0.174035,-0.529846,0.830045,0.000000,-0.258482,0.786941,0.560278,0.000000,-1650367.350829,5024498.928993,3553341.418914,1],    "boundingVolume": {    "region": [1.888076,0.594656,1.888240,0.594787,0.000000,18.972007]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_1459626.b3dm"}}}