{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949869,-0.312649,0.000000,0.000000,0.174658,-0.530636,0.829409,0.000000,-0.258768,0.786173,0.561223,0.000000,-1652202.764243,5019612.692718,3559348.759653,1],    "boundingVolume": {    "region": [1.888700,0.595779,1.888853,0.595947,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1352348.b3dm"}}}