{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949873,-0.312635,0.000000,0.000000,0.174756,-0.530958,0.829183,0.000000,-0.258686,0.785960,0.561560,0.000000,-1651678.127981,5018257.445925,3561488.178741,1],    "boundingVolume": {    "region": [1.888677,0.596167,1.888848,0.596372,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1439801.b3dm"}}}