{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948891,-0.315604,0.000000,0.000000,0.176448,-0.530507,0.829113,0.000000,-0.261120,0.785080,0.561663,0.000000,-1667222.691952,5012645.902232,3562143.257019,1],    "boundingVolume": {    "region": [1.891821,0.596341,1.891958,0.596447,0.000000,8.818306]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1055962.b3dm"}}}