{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949763,-0.312969,0.000000,0.000000,0.115306,-0.349918,0.929657,0.000000,-0.290687,0.882144,0.370570,0.000000,-1854896.316602,5629025.631142,2348804.097819,1],    "boundingVolume": {    "region": [1.889045,0.379532,1.889183,0.379713,0.000000,7.451301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_73094.b3dm"}}}