{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949741,-0.313038,0.000000,0.000000,0.174998,-0.530934,0.829147,0.000000,-0.259008,0.785816,0.561612,0.000000,-1653733.570591,5017341.876812,3561822.036592,1],    "boundingVolume": {    "region": [1.889110,0.596249,1.889263,0.596417,0.000000,14.611510]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1401756.b3dm"}}}