{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949305,-0.314357,0.000000,0.000000,0.175542,-0.530106,0.829561,0.000000,-0.260230,0.785851,0.560997,0.000000,-1661535.450493,5017556.271870,3557913.294599,1],    "boundingVolume": {    "region": [1.890507,0.595537,1.890644,0.595643,0.000000,8.814030]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_1366794.b3dm"}}}