{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950156,-0.311776,0.000000,0.000000,0.174220,-0.530944,0.829304,0.000000,-0.258013,0.786309,0.561379,0.000000,-1647381.408462,5020488.193218,3560341.879053,1],    "boundingVolume": {    "region": [1.887789,0.595947,1.887927,0.596156,0.000000,8.798324]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1431033.b3dm"}}}