Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,624,217",
      "signature": "0x989736f3c526a5e1c68dd495f88f9fc90b7146c2e47c1843288166f703105782505e39d96a9329864c6a6903adb63a8f",
      "randomness": "0xcfe357870d13f3f8a330677423a8718bb5ea3b655cf203a03d85340a76b9ed25"
    }
  ],
  "blockNumber": "7,426,369"
}

{
  "Sr25519": "0x0e90b849f6c69d79489bbc30ca790043496e72022aa45d0b7014432d14c3f77ad836bd95d0fedd0d31b46878a955fa6a81fac7b8ca02e0cf76712a6946768886"
}