{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949888,-0.312592,0.000000,0.000000,0.174728,-0.530955,0.829190,0.000000,-0.258652,0.785979,0.561549,0.000000,-1651462.544949,5018378.422959,3561418.159557,1],    "boundingVolume": {    "region": [1.888631,0.596154,1.888802,0.596359,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1439038.b3dm"}}}