{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950821,-0.309742,0.000000,0.000000,0.173328,-0.532069,0.828771,0.000000,-0.256163,0.786349,0.562171,0.000000,-1635572.794370,5020754.707252,3565372.869130,1],    "boundingVolume": {    "region": [1.885635,0.596924,1.885800,0.597093,0.000000,8.446525]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1323410.b3dm"}}}