Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,574,971",
      "signature": "0x95ad1742a4e16a2ae7fc677e1b16f702d1df6fffd02fb9f508796dc68c2e71032fd6b4239be6cd44952cdb60e719a3da",
      "randomness": "0xf8e7c27079e67e809f3a2211ed8c4d1b41355e105ab6a4e725129d95df88d863"
    }
  ],
  "blockNumber": "7,414,078"
}

{
  "Sr25519": "0x20318ea47a3b09bbbfcb9145414cf421cbde9cc695b36def6855254d2371ed250f73af3a7a751d097934639522f9321de96fcdb75f7435ba5c8b8960b7147b8c"
}