{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949594,-0.313482,0.000000,0.000000,0.174911,-0.529839,0.829865,0.000000,-0.259602,0.786382,0.560545,0.000000,-1657519.694534,5020933.314448,3555040.483128,1],    "boundingVolume": {    "region": [1.889573,0.594911,1.889735,0.595177,0.000000,8.805125]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1370837.b3dm"}}}