{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949281,-0.314428,0.000000,0.000000,0.175833,-0.530853,0.829022,0.000000,-0.260119,0.785316,0.561798,0.000000,-1660827.672117,5014155.496339,3563000.138084,1],    "boundingVolume": {    "region": [1.890600,0.596546,1.890701,0.596568,0.000000,7.984680]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/7_1337742.b3dm"}}}