{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950397,-0.311038,0.000000,0.000000,0.173847,-0.531200,0.829219,0.000000,-0.257376,0.786428,0.561506,0.000000,-1643313.099875,5021246.135760,3561147.585922,1],    "boundingVolume": {    "region": [1.887006,0.596154,1.887158,0.596256,0.000000,8.784520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/0/1.b3dm"}}}