Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,554,541",
      "signature": "0x950d4b0cc0aa2ff71e0883a2686e4ab72d85f06b347c71bd85fc18a83fa630d6d9216fc1c741d69359da7732630a0833",
      "randomness": "0x7dca919ca4b7c30003c60e777afc96334f308016d6116f419323daba2fb7a61a"
    }
  ],
  "blockNumber": "7,408,971"
}

{
  "Sr25519": "0xc2f77de0368d7ae7fb61d025cb6b6213da17e1165e0c06097273546fa4653b441b9bdc784356bffcad399c63deead1a6e7f065fa1a6960229f324d92bf733480"
}