{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949735,-0.313056,0.000000,0.000000,0.174668,-0.529900,0.829878,0.000000,-0.259253,0.786510,0.560527,0.000000,-1655295.037546,5021750.975966,3554922.900837,1],    "boundingVolume": {    "region": [1.889125,0.594889,1.889287,0.595154,0.000000,7.688856]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1357593.b3dm"}}}