{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950346,-0.311196,0.000000,0.000000,0.173937,-0.531178,0.829214,0.000000,-0.257504,0.786380,0.561514,0.000000,-1644134.326416,5020942.553715,3561196.243149,1],    "boundingVolume": {    "region": [1.887171,0.596121,1.887323,0.596307,0.000000,5.529047]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1341931.b3dm"}}}