Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,551,530",
      "signature": "0xa1f7a160be71f33b23180966a9762fa1e47a47b1a0c852e339a1a02a61eee162a9e19faba841b8ea8a753ecf1912c72b",
      "randomness": "0x2f7a7414864c1b977edbe2dee58b2e32c4abb5ceeb82c6a1f3bc340169830d32"
    }
  ],
  "blockNumber": "7,408,218"
}

{
  "Sr25519": "0xc03ac8f17780d571c3e4d1a09c0cc4bfe0d5dcd211e2ac2ca42b4cda1a56a7244e12e808376daea2dcc7d6525fd57f3855d2589ecf7d57ccc3120572d41e9b84"
}