{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950660,-0.310234,0.000000,0.000000,0.113901,-0.349031,0.930163,0.000000,-0.288305,0.883464,0.369284,0.000000,-1839690.641310,5637430.586884,2340645.883135,1],    "boundingVolume": {    "region": [1.886161,0.378199,1.886310,0.378278,0.000000,5.884076]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/4_8552.b3dm"}}}