Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,548,889",
      "signature": "0x80c9632fffcaff970531aecb5ff93a249ecb12fa9c5c195b984f3158241bce599b42281338637510ad8abdce968e5c1b",
      "randomness": "0xdcc0a68c68cea963f3f14133b632254da8ca30745639b560192b8d828686b8c4"
    }
  ],
  "blockNumber": "7,407,558"
}

{
  "Sr25519": "0x02cad536a7d164e0c58d409912477ee2a0dc8c42c1818bf751db39b58675f5629665c216a86bf0f3b6b855e68a7f03df80da4a7cce74ced7ed378fafa767d588"
}