{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950593,-0.310441,0.000000,0.000000,0.173495,-0.531255,0.829257,0.000000,-0.256893,0.786626,0.561449,0.000000,-1640232.963089,5022511.257196,3560785.964384,1],    "boundingVolume": {    "region": [1.886404,0.596087,1.886502,0.596185,0.000000,8.795990]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/1_1426969.b3dm"}}}