Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,645,130",
      "signature": "0x958781366a002a02d422d944438de6b062ce7dcfd13f6ad1b7f814b853f132d9e89dcb6cdd25f6fca8d4824fb96f7b04",
      "randomness": "0x5bab3a4f5c457664489fb7c9241f393796393859e8dfd41d8527bfdad1b2bdb7"
    }
  ],
  "blockNumber": "7,431,587"
}

{
  "Sr25519": "0xde43821c996ad91b97b5baaef128c886dbf69a0c67b9daa5e9b97bc82720482d9229bb5e0c8a729ce6f98417717b923316e64ba959269fb3cbf7eca7d1c9fd86"
}