{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949768,-0.312954,0.000000,0.000000,0.174881,-0.530737,0.829298,0.000000,-0.258986,0.785983,0.561388,0.000000,-1653591.321736,5018405.483630,3560398.980615,1],    "boundingVolume": {    "region": [1.889021,0.595978,1.889174,0.596147,0.000000,11.448053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1350313.b3dm"}}}