{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898010,-0.439976,0.000000,0.000000,0.284499,-0.580675,0.762809,0.000000,-0.334672,0.683081,0.649150,0.000000,-2137602.242728,4362941.451445,4118460.476863,1],    "boundingVolume": {    "region": [2.026302,0.706354,2.026434,0.706577,0.000000,14.750412]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1821840.b3dm"}}}