{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943167,-0.332319,0.000000,0.000000,0.186044,-0.528020,0.828603,0.000000,-0.274778,0.779860,0.562419,0.000000,-1754433.174470,4979327.680071,3566951.652798,1],    "boundingVolume": {    "region": [1.909495,0.597269,1.909620,0.597349,0.000000,8.818214]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/4_1256104.b3dm"}}}