{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943976,-0.330013,0.000000,0.000000,0.184280,-0.527119,0.829570,0.000000,-0.273194,0.781448,0.560985,0.000000,-1744305.433527,4989442.106840,3557834.705609,1],    "boundingVolume": {    "region": [1.907066,0.595517,1.907162,0.595632,0.000000,8.700933]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_1274364.b3dm"}}}