{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950586,-0.310463,0.000000,0.000000,0.173532,-0.531327,0.829203,0.000000,-0.256895,0.786569,0.561529,0.000000,-1640240.632206,5022146.477793,3561293.479864,1],    "boundingVolume": {    "region": [1.886428,0.596199,1.886525,0.596266,0.000000,8.811806]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/2.b3dm"}}}