All Series names
This script returns all the names for Series.
Returns: [String] - A list of existing Serie names. 
import UFC_NFT from 0xUFCNFTADDRESS
pub fun main(): [String] {
    let series = UFC_NFT.getAllSeries()
    let seriesNames: [String] = []
    for element in series {
        seriesNames.append(element.getMetadata()["seriesName"]!)
    }
    return seriesNames
}