{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948594,-0.316496,0.000000,0.000000,0.176412,-0.528738,0.830250,0.000000,-0.262220,0.785920,0.559973,0.000000,-1674233.743599,5017977.206314,3551404.789475,1],    "boundingVolume": {    "region": [1.892781,0.594242,1.892877,0.594465,0.000000,8.739949]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/9_1093628.b3dm"}}}