{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896924,-0.442185,0.000000,0.000000,0.282308,-0.572631,0.769672,0.000000,-0.339403,0.688442,0.640978,0.000000,-2167744.596632,4397029.720737,4066472.541488,1],    "boundingVolume": {    "region": [2.028738,0.695715,2.028921,0.695828,0.000000,54.634504]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_448618.b3dm"}}}