{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896944,-0.442144,0.000000,0.000000,0.282213,-0.572504,0.769802,0.000000,-0.339429,0.688575,0.640821,0.000000,-2167909.566451,4397876.578202,4065475.408198,1],    "boundingVolume": {    "region": [2.028692,0.695511,2.028875,0.695624,0.000000,42.492945]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_446320.b3dm"}}}