{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950204,-0.311628,0.000000,0.000000,0.174151,-0.531014,0.829274,0.000000,-0.257881,0.786321,0.561424,0.000000,-1646536.145239,5020562.413923,3560626.295975,1],    "boundingVolume": {    "region": [1.887633,0.596001,1.887771,0.596210,0.000000,7.943642]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1342580.b3dm"}}}