{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943933,-0.330136,0.000000,0.000000,0.184389,-0.527210,0.829488,0.000000,-0.273268,0.781335,0.561106,0.000000,-1744782.039906,4988721.739511,3558605.882607,1],    "boundingVolume": {    "region": [1.907196,0.595664,1.907292,0.595779,0.000000,8.789196]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/7_1273159.b3dm"}}}