Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,624,251",
      "signature": "0xad73a02cc3a6623794ef95daae50b0577ba709410388c8df30e320847926c990d65a8fd5ea1b319609eb608ff5b5de9c",
      "randomness": "0xfc998bee9dad4d19f047d3ee4194f15354c682d899e700a247b35bcad3ea3e5f"
    }
  ],
  "blockNumber": "7,426,377"
}

{
  "Sr25519": "0x04269fc5e11e4a8f2e35928771d0c1194e346950333a6589c121d9abe4fa5d2098713474292a29aa4ef81c937d4215801ebe556b04b7d9017d9521a3d6d76c85"
}