Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,569,612",
      "signature": "0xb92078ad4f8e9920f08f4a23cde0de1c29cef72552be399a86d241daaa7e9b5559ec45bc38bdac5b6a80bcd762143f52",
      "randomness": "0x4b8f7c80aafef8b24713f9111ebf3287b538daed25985315ee429a6bb7342c13"
    }
  ],
  "blockNumber": "7,412,738"
}

{
  "Sr25519": "0x8e610fe3f03201d3083f0b187d96f13095193d7981228849b51d3c657690770b30599163be18476305b9705e3d68289ff891b7a73c965cb2a996ca50af5b0b88"
}