{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897091,-0.441846,0.000000,0.000000,0.285466,-0.579589,0.763273,0.000000,-0.336301,0.682801,0.648602,0.000000,-2148002.098045,4361140.698231,4114978.754680,1],    "boundingVolume": {    "region": [2.028400,0.705712,2.028503,0.705781,0.000000,15.521442]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/19_1837081.b3dm"}}}