{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950155,-0.311778,0.000000,0.000000,0.173833,-0.529762,0.830141,0.000000,-0.258277,0.787110,0.560135,0.000000,-1649060.184187,5025573.973655,3552433.999315,1],    "boundingVolume": {    "region": [1.887778,0.594483,1.887942,0.594614,0.000000,8.814051]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_1458385.b3dm"}}}