{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949317,-0.314320,0.000000,0.000000,0.175532,-0.530146,0.829538,0.000000,-0.260192,0.785839,0.561032,0.000000,-1661292.219880,5017480.409235,3558132.375673,1],    "boundingVolume": {    "region": [1.890468,0.595578,1.890605,0.595685,0.000000,8.789943]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366294.b3dm"}}}