{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948875,-0.315653,0.000000,0.000000,0.176474,-0.530493,0.829117,0.000000,-0.261162,0.785070,0.561657,0.000000,-1667485.753233,5012582.560140,3562109.486142,1],    "boundingVolume": {    "region": [1.891872,0.596334,1.892009,0.596441,0.000000,8.818306]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1112493.b3dm"}}}