{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895890,-0.444276,0.000000,0.000000,0.283933,-0.572557,0.769130,0.000000,-0.340766,0.687160,0.641630,0.000000,-2176453.213399,4388855.178372,4070621.578122,1],    "boundingVolume": {    "region": [2.031108,0.696568,2.031217,0.696675,0.000000,40.258738]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_623481.b3dm"}}}