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  `opts.provider` **[Object][14]** a ethereum provider\n    -   `opts.getPendingTransactions` **[Function][15]** a function that returns an array of txMeta\n        whosee status is `submitted`\n    -   `opts.getConfirmedTransactions` **[Function][15]** a function that returns an array of txMeta\n        whose status is `confirmed`\n    -   `opts.blockTracker`\n\n### getGlobalLock\n\n[index.js:27-32][16]\n\nReturns **[Promise][17]<[Object][14]>** with the key releaseLock (the gloabl mutex)\n\n### getNonceLock\n\n[index.js:48-82][18]\n\n#### Parameters\n\n-   `address`\n\n#### Properties\n\n-   `highestLocallyConfirmed` **[number][19]** A hex string of the highest nonce on a confirmed transaction.\n-   `nextNetworkNonce` **[number][19]** The next nonce suggested by the eth_getTransactionCount method.\n-   `highestSuggested` **[number][19]** The maximum between the other two, the number returned.\n\nthis will return an object with the `nextNonce` `nonceDetails`, and the releaseLock\nNote: releaseLock must be called after adding a signed tx to pending transactions (or discarding).\n\n#### Parameters\n\n-   `address`  {string} the hex string for the address whose nonce we are calculating\n\nReturns **[Promise][17]<NonceDetails>**\n\n\n\n[13]: https://github.com/MetaMask/nonce-tracker/blob/587ee0b25e16543330830e71372e0a9b94c166c4/index.js#L13-L159 \"Source code on GitHub\"\n\n[14]: https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object\n\n[15]: https://developer.mozilla.org/docs/Web/JavaScript/Reference/Statements/function\n\n[16]: https://github.com/MetaMask/nonce-tracker/blob/587ee0b25e16543330830e71372e0a9b94c166c4/index.js#L27-L32 \"Source code on GitHub\"\n\n[17]: https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Promise\n\n[18]: https://github.com/MetaMask/nonce-tracker/blob/587ee0b25e16543330830e71372e0a9b94c166c4/index.js#L48-L82 \"Source code on GitHub\"\n\n[19]: https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Number\n\n","readmeFilename":"README.md"}