{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949861,-0.312674,0.000000,0.000000,0.174734,-0.530820,0.829276,0.000000,-0.258747,0.786038,0.561421,0.000000,-1652066.859825,5018757.628867,3560608.885878,1],    "boundingVolume": {    "region": [1.888717,0.596000,1.888888,0.596205,0.000000,21.806790]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1463157.b3dm"}}}