Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,620,701",
      "signature": "0xa2b3352775fa4829b4a1e93276a0d72537860e1e39f3745e704a5bd12c6b7be6105a174483c005215eaacb2be4c53e49",
      "randomness": "0x0e0f5f1eb627c789768ec984624c9e5469be97c8cfcfc412bd39477303ab6ed5"
    }
  ],
  "blockNumber": "7,425,491"
}

{
  "Sr25519": "0x229ebda57cc5d86f8b25dda78467f140fedc4180c69b7c2a58a29c6839f8e81b3637efc1a345c53239c8423f223fcf2ff9a9c3a94af0e63160eb430d72bef188"
}