{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896893,-0.442248,0.000000,0.000000,0.282312,-0.572538,0.769740,0.000000,-0.339482,0.688480,0.640896,0.000000,-2168244.202977,4397269.253315,4065950.654627,1],    "boundingVolume": {    "region": [2.028808,0.695608,2.028991,0.695721,0.000000,24.732525]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_453084.b3dm"}}}