{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950624,-0.310346,0.000000,0.000000,0.173383,-0.531091,0.829386,0.000000,-0.256855,0.786775,0.561259,0.000000,-1639986.340106,5023456.083723,3559574.706425,1],    "boundingVolume": {    "region": [1.886296,0.595848,1.886411,0.595963,0.000000,8.820635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1425816.b3dm"}}}