Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,576,134",
      "signature": "0x89071707f5614d76a02f0fa9f5791979e7671ac2ed53658f447545303ee79e95423d65301eaf13823cf169e0de4a673d",
      "randomness": "0xaec23c765716a49d552d06e3293318858efb9e854783598f1a96085348c67d7d"
    }
  ],
  "blockNumber": "7,414,369"
}

{
  "Sr25519": "0x66fb61a8f6dfa13f41a3dfc979bbf5aaca9e2f949fa381a5ede043d876712e260647758a7fcbdf8aead303396d9b60e64428e7546ebaf54ee1fb21915f7e898f"
}