{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948618,-0.316423,0.000000,0.000000,0.176655,-0.529601,0.829648,0.000000,-0.261969,0.785366,0.560868,0.000000,-1672633.359282,5014453.793378,3557092.655099,1],    "boundingVolume": {    "region": [1.892705,0.595322,1.892801,0.595545,0.000000,8.810799]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1187497.b3dm"}}}