{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943930,-0.330145,0.000000,0.000000,0.184258,-0.526819,0.829766,0.000000,-0.273367,0.781597,0.560693,0.000000,-1745412.749472,4990383.891035,3555982.778001,1],    "boundingVolume": {    "region": [1.907205,0.595165,1.907301,0.595280,0.000000,8.794512]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/2_1310170.b3dm"}}}