{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871213,-0.490904,0.000000,0.000000,0.212035,-0.376301,0.901908,0.000000,-0.442193,0.784765,0.434291,0.000000,-2822151.626178,5008504.055593,2753160.773037,1],    "boundingVolume": {    "region": [2.083868,0.449210,2.083980,0.449291,0.000000,126.557490]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_227478.b3dm"}}}