{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949873,-0.312637,0.000000,0.000000,0.174783,-0.531036,0.829127,0.000000,-0.258670,0.785906,0.561642,0.000000,-1651577.933720,5017915.337107,3562013.093364,1],    "boundingVolume": {    "region": [1.888679,0.596267,1.888850,0.596472,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1403283.b3dm"}}}