{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949216,-0.314624,0.000000,0.000000,0.175955,-0.530853,0.828996,0.000000,-0.260272,0.785238,0.561836,0.000000,-1661810.085849,5013653.519543,3563246.786374,1],    "boundingVolume": {    "region": [1.890806,0.596593,1.890908,0.596615,0.000000,8.911051]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/9_1337384.b3dm"}}}