Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,541,769",
      "signature": "0xa18673e5136c2f145cad1dcd7f9ecc368d99829b1be1d51532af5efed8233ccbacb009babbaefbc3626726c2110af1e6",
      "randomness": "0x4aaf2e148a67aeab6dabd0d303f37c077bb21b1fb86be519d8b82343691472df"
    }
  ],
  "blockNumber": "7,405,778"
}

{
  "Sr25519": "0xd49e26ab56794bd5971db06547dac8feac7cf35a01b15a3b9c5f4441262008081ba77828fc1d098e40584d2b390ba661e7db42c76a4024cf91e218db8ae1b48c"
}