{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949733,-0.313061,0.000000,0.000000,0.174628,-0.529768,0.829970,0.000000,-0.259287,0.786597,0.560389,0.000000,-1655505.958432,5022304.242690,3554048.866861,1],    "boundingVolume": {    "region": [1.889130,0.594723,1.889292,0.594988,0.000000,8.812508]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1376080.b3dm"}}}