{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950214,-0.311599,0.000000,0.000000,0.174172,-0.531132,0.829194,0.000000,-0.257832,0.786252,0.561543,0.000000,-1646227.122115,5020123.554000,3561382.779760,1],    "boundingVolume": {    "region": [1.887603,0.596145,1.887741,0.596354,0.000000,8.813532]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1341805.b3dm"}}}