{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949171,-0.314761,0.000000,0.000000,0.175813,-0.530169,0.829464,0.000000,-0.260534,0.785647,0.561142,0.000000,-1663472.950528,5016257.039762,3558833.645642,1],    "boundingVolume": {    "region": [1.890932,0.595712,1.891069,0.595818,0.000000,14.938601]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1364196.b3dm"}}}