{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949436,-0.313961,0.000000,0.000000,0.175528,-0.530806,0.829117,0.000000,-0.259762,0.785535,0.561658,0.000000,-1658548.378165,5015545.678672,3562111.087024,1],    "boundingVolume": {    "region": [1.890109,0.596347,1.890208,0.596429,0.000000,26.508872]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1410219.b3dm"}}}