{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949422,-0.314002,0.000000,0.000000,0.114739,-0.346927,0.930847,0.000000,-0.292024,0.882970,0.367540,0.000000,-1863413.877710,5634252.572590,2329580.089218,1],    "boundingVolume": {    "region": [1.890117,0.376238,1.890286,0.376487,0.000000,19.136710]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/4_29090.b3dm"}}}