{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950961,-0.309312,0.000000,0.000000,0.172757,-0.531129,0.829492,0.000000,-0.256033,0.787155,0.561100,0.000000,-1634734.250507,5025884.404425,3558569.434566,1],    "boundingVolume": {    "region": [1.885193,0.595605,1.885339,0.595824,0.000000,8.743193]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1340420.b3dm"}}}