{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950323,-0.311264,0.000000,0.000000,0.173639,-0.530139,0.829941,0.000000,-0.257789,0.787058,0.560433,0.000000,-1645943.814422,5025248.845666,3554325.949784,1],    "boundingVolume": {    "region": [1.887269,0.594850,1.887369,0.594967,0.000000,8.766976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/5_1452282.b3dm"}}}