{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949209,-0.314645,0.000000,0.000000,0.115237,-0.347644,0.930518,0.000000,-0.292518,0.882457,0.368380,0.000000,-1866565.270190,5630988.098609,2334908.210714,1],    "boundingVolume": {    "region": [1.890817,0.377217,1.890941,0.377314,0.000000,62.199424]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/6_23193.b3dm"}}}