{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858905,-0.512136,0.000000,0.000000,0.261998,-0.439399,0.859236,0.000000,-0.439268,0.736699,0.514119,0.000000,-2804196.368052,4702927.690407,3260054.963980,1],    "boundingVolume": {    "region": [2.108384,0.539918,2.108548,0.540043,0.000000,8.618833]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/0/4_218019.b3dm"}}}