{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950401,-0.311028,0.000000,0.000000,0.174097,-0.531985,0.828663,0.000000,-0.257193,0.785898,0.562331,0.000000,-1642149.270500,5017880.729455,3566388.904084,1],    "boundingVolume": {    "region": [1.887022,0.597152,1.887119,0.597251,0.000000,8.764055]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1384675.b3dm"}}}