{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949558,-0.313592,0.000000,0.000000,0.174962,-0.529785,0.829889,0.000000,-0.259700,0.786374,0.560510,0.000000,-1658149.571037,5020884.340395,3554817.414687,1],    "boundingVolume": {    "region": [1.889689,0.594869,1.889851,0.595134,0.000000,8.553826]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/12_1371687.b3dm"}}}