Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,580,467",
      "signature": "0x842321ab7e2f019f40435f575c577257705420f6e39c6c5d88bc5a403b053baf720dd90b9a6eab3a47835cb030fba9a4",
      "randomness": "0xd8933da74f30081cba99012fccdafcffdeffbb4ca8eba9d5b88662d742b77fe1"
    }
  ],
  "blockNumber": "7,415,439"
}

{
  "Sr25519": "0x38142e96bab8ac0c128bdf3b789cfb47828c51c947ff9445133fc138b408a017880c12dacdea478ed58f53f9a03a9435a1f2a30e41c67c94d2173c34bdd82687"
}