{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898456,-0.439064,0.000000,0.000000,0.283852,-0.580846,0.762919,0.000000,-0.334028,0.683520,0.649019,0.000000,-2133486.776470,4365744.224787,4117629.876388,1],    "boundingVolume": {    "region": [2.025303,0.706257,2.025404,0.706332,0.000000,14.362464]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3_1817877.b3dm"}}}