{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948858,-0.315705,0.000000,0.000000,0.176499,-0.530471,0.829125,0.000000,-0.261207,0.785064,0.561645,0.000000,-1667776.809050,5012541.309253,3562031.796471,1],    "boundingVolume": {    "region": [1.891927,0.596320,1.892064,0.596426,0.000000,8.818306]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1112205.b3dm"}}}