{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948639,-0.316360,0.000000,0.000000,0.176427,-0.529036,0.830057,0.000000,-0.262046,0.785773,0.560261,0.000000,-1673124.234963,5017044.180751,3553233.075854,1],    "boundingVolume": {    "region": [1.892638,0.594589,1.892734,0.594812,0.000000,8.757404]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1215524.b3dm"}}}