{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949077,-0.315045,0.000000,0.000000,0.176095,-0.530490,0.829199,0.000000,-0.260685,0.785316,0.561536,0.000000,-1664439.132755,5014147.127144,3561337.483875,1],    "boundingVolume": {    "region": [1.891231,0.596188,1.891369,0.596294,0.000000,8.805275]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1446742.b3dm"}}}