{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950311,-0.311302,0.000000,0.000000,0.173831,-0.530653,0.829572,0.000000,-0.257705,0.786695,0.560981,0.000000,-1645411.028118,5022940.026029,3557810.978215,1],    "boundingVolume": {    "region": [1.887310,0.595512,1.887409,0.595629,0.000000,8.752765]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1456007.b3dm"}}}