{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950015,-0.312205,0.000000,0.000000,0.174385,-0.530639,0.829465,0.000000,-0.258419,0.786347,0.561140,0.000000,-1649969.953227,5020721.841559,3558823.638037,1],    "boundingVolume": {    "region": [1.888224,0.595660,1.888395,0.595865,0.000000,8.700811]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/0_1433335.b3dm"}}}