{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948926,-0.315498,0.000000,0.000000,0.176364,-0.530452,0.829166,0.000000,-0.261049,0.785160,0.561584,0.000000,-1666766.304834,5013153.941749,3561645.207258,1],    "boundingVolume": {    "region": [1.891709,0.596246,1.891846,0.596353,0.000000,8.748822]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1150925.b3dm"}}}