{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949094,-0.314992,0.000000,0.000000,0.176053,-0.530459,0.829228,0.000000,-0.260650,0.785358,0.561493,0.000000,-1664219.593960,5014414.662948,3561065.221729,1],    "boundingVolume": {    "region": [1.891176,0.596136,1.891313,0.596242,0.000000,8.800281]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1445922.b3dm"}}}