{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897572,-0.440868,0.000000,0.000000,0.285877,-0.582022,0.761265,0.000000,-0.334668,0.681356,0.650963,0.000000,-2137589.270365,4351956.055154,4129996.064537,1],    "boundingVolume": {    "region": [2.027286,0.708738,2.027438,0.708966,0.000000,7.671629]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/5_1790865.b3dm"}}}