{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897649,-0.440711,0.000000,0.000000,0.283159,-0.576743,0.766282,0.000000,-0.336770,0.685941,0.645036,0.000000,-2150964.738774,4381128.652699,4092288.945515,1],    "boundingVolume": {    "region": [2.027124,0.701036,2.027250,0.701105,0.000000,28.389238]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_815376.b3dm"}}}