{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894767,-0.446532,0.000000,0.000000,0.284398,-0.569880,0.770944,0.000000,-0.343311,0.687931,0.639444,0.000000,-2192687.350053,4393734.957400,4056714.857744,1],    "boundingVolume": {    "region": [2.033616,0.693713,2.033749,0.693837,0.000000,41.911348]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_1166188.b3dm"}}}