{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948604,-0.316467,0.000000,0.000000,0.176635,-0.529460,0.829742,0.000000,-0.262034,0.785443,0.560729,0.000000,-1673052.007812,5014946.706638,3556206.734331,1],    "boundingVolume": {    "region": [1.892751,0.595154,1.892847,0.595377,0.000000,8.766100]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1073217.b3dm"}}}