{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949566,-0.313567,0.000000,0.000000,0.174956,-0.529814,0.829872,0.000000,-0.259675,0.786365,0.560535,0.000000,-1657984.567144,5020823.899948,3554978.653403,1],    "boundingVolume": {    "region": [1.889663,0.594899,1.889825,0.595165,0.000000,8.805125]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1371118.b3dm"}}}