{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944568,-0.328316,0.000000,0.000000,0.183597,-0.528212,0.829026,0.000000,-0.271608,0.781421,0.561792,0.000000,-1734189.187649,4989283.694024,3562963.893246,1],    "boundingVolume": {    "region": [1.905259,0.596513,1.905373,0.596588,0.000000,8.818012]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/8_130831.b3dm"}}}