{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949901,-0.312550,0.000000,0.000000,0.174669,-0.530855,0.829267,0.000000,-0.258642,0.786063,0.561435,0.000000,-1651394.186801,5018918.035938,3560694.254774,1],    "boundingVolume": {    "region": [1.888587,0.596016,1.888758,0.596221,0.000000,21.806790]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1349633.b3dm"}}}