const result = await
  web3, // Web3 instance configured with metamask provider
  chainId, // Network id of blockchain
  collectionAddress, // Address of the collection in which item will be minted
  tokenURI, //Token URI String
  minterAddress, // Address of the owner/minter
  royalties // Nested Array of Royalties

After this function is executed, a tokenId will be generated corresponding to the minted item in that particular collection. This id is emitted in an event RoyaltiesSetForTokenId and it can be accessed through:

const collectionTokenId =;