{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949979,-0.312315,0.000000,0.000000,0.174487,-0.530741,0.829378,0.000000,-0.258482,0.786234,0.561269,0.000000,-1650376.459725,5020002.759046,3559643.919127,1],    "boundingVolume": {    "region": [1.888340,0.595816,1.888511,0.596021,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1433974.b3dm"}}}