{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949433,-0.313968,0.000000,0.000000,0.175530,-0.530800,0.829120,0.000000,-0.259769,0.785536,0.561652,0.000000,-1658595.043963,5015555.601090,3562075.626506,1],    "boundingVolume": {    "region": [1.890117,0.596340,1.890216,0.596422,0.000000,26.508872]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1409893.b3dm"}}}