{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948836,-0.315771,0.000000,0.000000,0.176275,-0.529675,0.829682,0.000000,-0.261439,0.785578,0.560818,0.000000,-1669250.093778,5015806.423827,3556776.986956,1],    "boundingVolume": {    "region": [1.892017,0.595262,1.892113,0.595485,0.000000,8.549041]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/14_1072893.b3dm"}}}