{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858132,-0.513429,0.000000,0.000000,0.262670,-0.439019,0.859224,0.000000,-0.440372,0.736027,0.514137,0.000000,-2811240.731448,4698637.953341,3260172.734388,1],    "boundingVolume": {    "region": [2.109890,0.539939,2.110054,0.540064,0.000000,96.103566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/4_340790.b3dm"}}}