{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949599,-0.313466,0.000000,0.000000,0.175256,-0.530913,0.829106,0.000000,-0.259349,0.785659,0.561674,0.000000,-1655910.865915,5016343.701426,3562213.738452,1],    "boundingVolume": {    "region": [1.889587,0.596367,1.889686,0.596448,0.000000,12.710087]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1410860.b3dm"}}}