{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949890,-0.312585,0.000000,0.000000,0.174749,-0.531031,0.829137,0.000000,-0.258630,0.785930,0.561627,0.000000,-1651319.730094,5018068.963596,3561917.028325,1],    "boundingVolume": {    "region": [1.888624,0.596248,1.888795,0.596454,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1402570.b3dm"}}}