{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949014,-0.315234,0.000000,0.000000,0.175787,-0.529209,0.830082,0.000000,-0.261121,0.786109,0.560222,0.000000,-1667220.503000,5019184.386666,3552987.189908,1],    "boundingVolume": {    "region": [1.891452,0.594559,1.891546,0.594749,0.000000,14.950069]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/26_1092402.b3dm"}}}