Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,558,968",
      "signature": "0xa685bc863ed6c89716314c16e4828f091e75cff306e40bb5d9c854fbdbfe80610c3fc92e9cfb0bf3445010b7379684bb",
      "randomness": "0x9ab8a6852c31d6e48c728ace340cc46bb7233ad4735eff0d6bae16e6ffe803a9"
    }
  ],
  "blockNumber": "7,410,078"
}

{
  "Sr25519": "0x20d455e1c8de1786872f98ee6c4c7ba701376c4bdc030ceaa52a587106f0133e90d99c8daae1950d1d70cd57c263c09e2b04a238130102ca4b7c948186c7e08f"
}