{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950761,-0.309924,0.000000,0.000000,0.173345,-0.531774,0.828956,0.000000,-0.256371,0.786477,0.561896,0.000000,-1636900.965196,5021569.000429,3563627.889548,1],    "boundingVolume": {    "region": [1.885826,0.596592,1.885992,0.596761,0.000000,7.731097]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1324225.b3dm"}}}