{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949590,-0.313493,0.000000,0.000000,0.175124,-0.530461,0.829423,0.000000,-0.259472,0.785955,0.561203,0.000000,-1656692.773425,5018223.349862,3559221.644644,1],    "boundingVolume": {    "region": [1.889616,0.595798,1.889715,0.595879,0.000000,8.767464]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/7_1362495.b3dm"}}}