{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948834,-0.315775,0.000000,0.000000,0.176282,-0.529689,0.829671,0.000000,-0.261439,0.785567,0.560834,0.000000,-1669254.135033,5015734.209571,3556876.256522,1],    "boundingVolume": {    "region": [1.892022,0.595281,1.892118,0.595504,0.000000,8.783713]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/14_1180418.b3dm"}}}