{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949225,-0.314598,0.000000,0.000000,0.175399,-0.529226,0.830153,0.000000,-0.260617,0.786351,0.560117,0.000000,-1664000.800433,5020730.340955,3552316.760719,1],    "boundingVolume": {    "region": [1.890782,0.594431,1.890877,0.594622,0.000000,10.490028]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/26_1381608.b3dm"}}}