{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949634,-0.313361,0.000000,0.000000,0.174880,-0.529971,0.829788,0.000000,-0.259477,0.786341,0.560660,0.000000,-1656725.665139,5020673.133518,3555773.048504,1],    "boundingVolume": {    "region": [1.889446,0.595050,1.889608,0.595316,0.000000,8.657353]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/13_1369677.b3dm"}}}