{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898199,-0.439589,0.000000,0.000000,0.284237,-0.580773,0.762832,0.000000,-0.334388,0.683246,0.649122,0.000000,-2135788.521565,4363994.462955,4118286.962661,1],    "boundingVolume": {    "region": [2.025871,0.706319,2.026003,0.706541,0.000000,7.884418]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1821763.b3dm"}}}