{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951584,-0.307388,0.000000,0.000000,0.115045,-0.356147,0.927321,0.000000,-0.284777,0.881589,0.376433,0.000000,-1817210.390364,5625567.419575,2386001.096495,1],    "boundingVolume": {    "region": [1.883195,0.385906,1.883291,0.385981,0.000000,5.191785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/16/60_35710.b3dm"}}}