{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950823,-0.309735,0.000000,0.000000,0.173197,-0.531681,0.829047,0.000000,-0.256243,0.786615,0.561761,0.000000,-1636084.472506,5022447.122100,3562771.026788,1],    "boundingVolume": {    "region": [1.885628,0.596429,1.885793,0.596598,0.000000,8.741088]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1386184.b3dm"}}}