{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949177,-0.314744,0.000000,0.000000,0.175934,-0.530565,0.829185,0.000000,-0.260431,0.785385,0.561556,0.000000,-1662823.560198,5014590.999502,3561466.333325,1],    "boundingVolume": {    "region": [1.890915,0.596212,1.891052,0.596319,0.000000,17.365746]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1447144.b3dm"}}}