{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950308,-0.311311,0.000000,0.000000,0.174052,-0.531313,0.829103,0.000000,-0.257565,0.786243,0.561678,0.000000,-1644520.677640,5020072.188449,3562237.703745,1],    "boundingVolume": {    "region": [1.887292,0.596319,1.887444,0.596505,0.000000,8.543141]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1331195.b3dm"}}}