{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943979,-0.330005,0.000000,0.000000,0.184185,-0.526862,0.829754,0.000000,-0.273248,0.781626,0.560710,0.000000,-1744648.895562,4990574.341117,3556089.624715,1],    "boundingVolume": {    "region": [1.907057,0.595186,1.907153,0.595301,0.000000,8.821102]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3_1310237.b3dm"}}}