{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949397,-0.314077,0.000000,0.000000,0.175482,-0.530449,0.829355,0.000000,-0.259934,0.785731,0.561303,0.000000,-1659643.622199,5016792.797054,3559859.230127,1],    "boundingVolume": {    "region": [1.890232,0.595919,1.890330,0.596001,0.000000,11.096816]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/8_1361339.b3dm"}}}