{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948628,-0.316394,0.000000,0.000000,0.176442,-0.529017,0.830066,0.000000,-0.262078,0.785772,0.560247,0.000000,-1673325.398205,5017038.216457,3553147.345778,1],    "boundingVolume": {    "region": [1.892675,0.594573,1.892771,0.594796,0.000000,8.795360]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1215410.b3dm"}}}