{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949171,-0.314760,0.000000,0.000000,0.175501,-0.529230,0.830130,0.000000,-0.260744,0.786284,0.560152,0.000000,-1664812.453996,5020301.033925,3552541.687371,1],    "boundingVolume": {    "region": [1.890953,0.594474,1.891048,0.594664,0.000000,8.817541]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/26_1462104.b3dm"}}}