{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897497,-0.441020,0.000000,0.000000,0.281721,-0.573315,0.769378,0.000000,-0.338379,0.688617,0.641331,0.000000,-2161204.995516,4398154.101109,4068721.677452,1],    "boundingVolume": {    "region": [2.027460,0.696178,2.027603,0.696286,0.000000,52.976706]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/1_400709.b3dm"}}}