Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,552,572",
      "signature": "0x85cc880c9341b0444e97835671850df758dea0e0fe2f696b1c944b8f86b39a2e650cb88f096a0b13ee839b2bcaceb656",
      "randomness": "0x6d871e69e497f0cb04925775c4119336ec5401d704a8c8e82c8caf17f5f03568"
    }
  ],
  "blockNumber": "7,408,478"
}

{
  "Sr25519": "0x60d507b20143c2524f3799f54227cd9d1c7ea46e04f1a358b04a2feb1acaf2452ec7732191e032ae6eeae5a1aa6c4bec1cdc14c908313ea23e2c13453541b984"
}