{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949184,-0.314721,0.000000,0.000000,0.175470,-0.529209,0.830149,0.000000,-0.260718,0.786313,0.560122,0.000000,-1664646.220434,5020489.724390,3552354.189106,1],    "boundingVolume": {    "region": [1.890912,0.594438,1.891007,0.594629,0.000000,8.817541]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/26_1381553.b3dm"}}}