{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950061,-0.312064,0.000000,0.000000,0.174402,-0.530955,0.829259,0.000000,-0.258237,0.786188,0.561446,0.000000,-1648814.321134,5019715.471107,3560765.241375,1],    "boundingVolume": {    "region": [1.888092,0.596028,1.888230,0.596236,0.000000,12.321560]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/1_1431466.b3dm"}}}