{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951180,-0.308636,0.000000,0.000000,0.115738,-0.356691,0.927026,0.000000,-0.285842,0.880931,0.377167,0.000000,-1824008.413948,5621376.399165,2390655.657226,1],    "boundingVolume": {    "region": [1.884474,0.386684,1.884637,0.386787,0.000000,51.192080]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/14_29731.b3dm"}}}