{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948630,-0.316387,0.000000,0.000000,0.176456,-0.529072,0.830028,0.000000,-0.262059,0.785739,0.560304,0.000000,-1673207.959416,5016822.423781,3553504.915065,1],    "boundingVolume": {    "region": [1.892666,0.594641,1.892762,0.594864,0.000000,8.819805]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1215957.b3dm"}}}