{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952493,-0.304559,0.000000,0.000000,0.112092,-0.350561,0.929808,0.000000,-0.282922,0.884826,0.370187,0.000000,-1805345.966390,5646128.948069,2346376.197706,1],    "boundingVolume": {    "region": [1.880190,0.379150,1.880354,0.379271,0.000000,9.340855]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/17_43930.b3dm"}}}