Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,557,932",
      "signature": "0xa20b19d896dbff58375f8d5a7615c07ddb3bf1cccabfe31fcfc34f19ce6137dd6197f91271bd55455f27a6a9995746de",
      "randomness": "0x90258abb624eca702fe073ba44a89b635010548459fe8f356f68f35c53421e95"
    }
  ],
  "blockNumber": "7,409,818"
}

{
  "Sr25519": "0x984c8380170b027c93c7b0098e9e4e037c708bcd61081fdcbae1e85b1cadff59e91648fdf6b8a22c092bf3b3e1c6e8f7447a9bc5b2f77e4116d0e8c83e5a8f86"
}