{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949298,-0.314378,0.000000,0.000000,0.175762,-0.530731,0.829115,0.000000,-0.260106,0.785419,0.561660,0.000000,-1660748.530991,5014808.290733,3562124.095714,1],    "boundingVolume": {    "region": [1.890549,0.596370,1.890646,0.596411,0.000000,8.816456]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14.b3dm"}}}