{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951400,-0.307959,0.000000,0.000000,0.115611,-0.357165,0.926859,0.000000,-0.285163,0.880974,0.377581,0.000000,-1819678.552118,5621654.793535,2393281.528441,1],    "boundingVolume": {    "region": [1.883762,0.387131,1.883925,0.387234,0.000000,13.671968]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/19_61424.b3dm"}}}