{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950003,-0.312240,0.000000,0.000000,0.174111,-0.529739,0.830097,0.000000,-0.258646,0.786942,0.560200,0.000000,-1651415.716919,5024507.677746,3552845.283245,1],    "boundingVolume": {    "region": [1.888264,0.594561,1.888428,0.594692,0.000000,17.566301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1460670.b3dm"}}}