Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,581,769",
      "signature": "0xa99005ffbde687d9bcaa3bf7d5839be4d9f02222f96882f937ccad7438884fdeac8f4f7fe744c6430869d6c90e7c8646",
      "randomness": "0xdd915fa76e944bb4ecef46f7a22ba4bbe2c5ea7a8d6ad7f1f9cbd904a20f818b"
    }
  ],
  "blockNumber": "7,415,765"
}

{
  "Sr25519": "0xf4cf618cd060259d2a5f1c85c678a71a261d3ee3bc4439120cd6c56b457077523bc6d318e22a405dc199d0798ad95f89d3e315bbb20aea3f84e4305a7eaf5f88"
}