{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949584,-0.313514,0.000000,0.000000,0.175276,-0.530882,0.829122,0.000000,-0.259394,0.785661,0.561650,0.000000,-1656197.488233,5016355.122730,3562065.402258,1],    "boundingVolume": {    "region": [1.889638,0.596338,1.889737,0.596420,0.000000,11.385869]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1409809.b3dm"}}}