{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950014,-0.312209,0.000000,0.000000,0.174510,-0.531014,0.829199,0.000000,-0.258338,0.786091,0.561536,0.000000,-1649456.114165,5019096.012255,3561337.314644,1],    "boundingVolume": {    "region": [1.888228,0.596138,1.888399,0.596343,0.000000,16.131921]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1438397.b3dm"}}}