{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949270,-0.314461,0.000000,0.000000,0.175393,-0.529462,0.830004,0.000000,-0.260457,0.786246,0.560339,0.000000,-1662977.761855,5020063.161606,3553728.939449,1],    "boundingVolume": {    "region": [1.890604,0.594662,1.890766,0.594928,0.000000,14.010678]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/12_1379522.b3dm"}}}