{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950755,-0.309944,0.000000,0.000000,0.173072,-0.530898,0.829574,0.000000,-0.256581,0.787064,0.560978,0.000000,-1638237.878511,5025296.160823,3557794.101967,1],    "boundingVolume": {    "region": [1.885873,0.595510,1.885989,0.595624,0.000000,8.732980]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/10_1448936.b3dm"}}}