{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949452,-0.313911,0.000000,0.000000,0.175499,-0.530814,0.829118,0.000000,-0.259721,0.785549,0.561656,0.000000,-1658287.458859,5015641.063514,3562098.343880,1],    "boundingVolume": {    "region": [1.890056,0.596345,1.890155,0.596426,0.000000,26.508872]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1410119.b3dm"}}}