{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898753,-0.438455,0.000000,0.000000,0.283255,-0.580620,0.763313,0.000000,-0.333738,0.684102,0.648555,0.000000,-2131630.524130,4369451.516009,4114677.728368,1],    "boundingVolume": {    "region": [2.024593,0.705625,2.024758,0.705744,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1833103.b3dm"}}}