{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949663,-0.313272,0.000000,0.000000,0.174686,-0.529549,0.830098,0.000000,-0.259502,0.786661,0.560199,0.000000,-1656879.068148,5022711.092889,3552841.970877,1],    "boundingVolume": {    "region": [1.889352,0.594493,1.889514,0.594759,0.000000,8.813729]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1377641.b3dm"}}}