{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949587,-0.313505,0.000000,0.000000,0.174963,-0.529953,0.829782,0.000000,-0.259594,0.786295,0.560670,0.000000,-1657473.320788,5020383.682045,3555832.901429,1],    "boundingVolume": {    "region": [1.889597,0.595062,1.889759,0.595327,0.000000,8.805125]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1369483.b3dm"}}}