{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949281,-0.314428,0.000000,0.000000,0.175738,-0.530567,0.829225,0.000000,-0.260183,0.785511,0.561496,0.000000,-1661236.346314,5015389.632589,3561085.012656,1],    "boundingVolume": {    "region": [1.890582,0.596140,1.890719,0.596246,0.000000,8.792895]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/11_1445991.b3dm"}}}