{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892608,-0.450834,0.000000,0.000000,0.290780,-0.575718,0.764196,0.000000,-0.343560,0.680217,0.647512,0.000000,-2194355.572650,4344616.818473,4108041.399169,1],    "boundingVolume": {    "region": [2.038443,0.704280,2.038547,0.704349,0.000000,32.581774]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1967888.b3dm"}}}