{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950017,-0.312199,0.000000,0.000000,0.174070,-0.529692,0.830136,0.000000,-0.258625,0.786990,0.560142,0.000000,-1651279.164237,5024811.818441,3552481.053173,1],    "boundingVolume": {    "region": [1.888222,0.594492,1.888385,0.594623,0.000000,13.708940]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1460251.b3dm"}}}