{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949643,-0.313334,0.000000,0.000000,0.116088,-0.351836,0.928835,0.000000,-0.290766,0.881245,0.372644,0.000000,-1855406.419697,5623312.498613,2361960.301629,1],    "boundingVolume": {    "region": [1.889429,0.381807,1.889567,0.381906,0.000000,28.081074]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/19_64323.b3dm"}}}