{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950508,-0.310701,0.000000,0.000000,0.173353,-0.530326,0.829881,0.000000,-0.257304,0.787153,0.560521,0.000000,-1642849.077070,5025860.153661,3554889.531559,1],    "boundingVolume": {    "region": [1.886638,0.594954,1.886816,0.595076,0.000000,8.806250]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14.b3dm"}}}