Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,647,709",
      "signature": "0x8f34c67a5f6d711f4d789bc04edb15c624f58a3f4c6c8062d7217e1eeed4c55205ce7450637366ab22df545fac09930d",
      "randomness": "0x2f61711ac24da070b76b9d64f7e223ea2cdabba9e63ecf0294a8981a77fa02a7"
    }
  ],
  "blockNumber": "7,432,232"
}

{
  "Sr25519": "0x28da7b5c7ccaf7dd5b03d3e5f1bc70db40d37a5406d7401d44321b73c10a454fa214636e9df45875eb5e51c26869c690925f559e057f6a9376e5fc8acff4b384"
}