{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858718,-0.512449,0.000000,0.000000,0.262232,-0.439426,0.859150,0.000000,-0.439493,0.736465,0.514262,0.000000,-2805629.438185,4701436.473892,3260966.570493,1],    "boundingVolume": {    "region": [2.108748,0.540085,2.108912,0.540210,0.000000,17.801300]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/5_227816.b3dm"}}}