{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949607,-0.313444,0.000000,0.000000,0.175315,-0.531131,0.828954,0.000000,-0.259283,0.785520,0.561899,0.000000,-1655490.133073,5015457.851896,3563646.697250,1],    "boundingVolume": {    "region": [1.889563,0.596669,1.889664,0.596691,0.000000,7.443604]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/13_1336780.b3dm"}}}