{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948855,-0.315713,0.000000,0.000000,0.176504,-0.530472,0.829123,0.000000,-0.261213,0.785060,0.561648,0.000000,-1667815.173505,5012517.869631,3562046.717562,1],    "boundingVolume": {    "region": [1.891935,0.596322,1.892072,0.596429,0.000000,8.818306]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1112277.b3dm"}}}