{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949348,-0.314226,0.000000,0.000000,0.175666,-0.530726,0.829139,0.000000,-0.259988,0.785483,0.561625,0.000000,-1659994.585674,5015217.079869,3561901.494175,1],    "boundingVolume": {    "region": [1.890388,0.596307,1.890487,0.596389,0.000000,8.819731]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/13_1416440.b3dm"}}}