Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,552,873",
      "signature": "0xb32818d86bbabba5ffd6ae946661b6dbf7109bb25a6d1049cf535744c79faea5e21952cc676f715dffdcdb421a51eb65",
      "randomness": "0x84b4483f660209da1b412138bf08ba4e49883edd9de5118cc868dfa4299f5092"
    }
  ],
  "blockNumber": "7,408,554"
}

{
  "Sr25519": "0x5039f93765319034c2f3b95ef7a2971bee31577c438dec48931b76f0a02d4928d27ce6bfcd139a4178dabb9d0dc4b62596956d7dbe8910bea2f49888cc8bca81"
}