Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,628,412",
      "signature": "0x8bd9fb9ab09928cde9d081fcbca5d9a38d59f504689d1f44801789a4236061b355603ed569363a8a6eb159469e2244a2",
      "randomness": "0xce5a1ffc1384a47fe1fe246f28bcaa85b4af9cc9200af001d4142d1927c858f1"
    }
  ],
  "blockNumber": "7,427,417"
}

{
  "Sr25519": "0xa4acbb0541019a3d86f3f9f98db999c103d5cf724e4b55bbf1429abff5d97964905249d7ab72a2299bb76545be21057313de5497518410693fbcf2a4ec272d8c"
}