{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949057,-0.315104,0.000000,0.000000,0.175694,-0.529170,0.830127,0.000000,-0.261028,0.786187,0.560156,0.000000,-1666626.086508,5019682.981216,3552564.507764,1],    "boundingVolume": {    "region": [1.891315,0.594478,1.891410,0.594669,0.000000,13.112033]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/26_1382501.b3dm"}}}