{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949499,-0.313770,0.000000,0.000000,0.175360,-0.530657,0.829248,0.000000,-0.259646,0.785712,0.561463,0.000000,-1657805.659322,5016676.257258,3560872.890133,1],    "boundingVolume": {    "region": [1.889908,0.596112,1.890007,0.596193,0.000000,17.829442]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1442968.b3dm"}}}