Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,603,309",
      "signature": "0x8d0a16be8c1ba6af83d5b48a37588c4f21d5d9d350c27a0bb03dc7331835905a33d6f1735db7dd906859677b10969123",
      "randomness": "0xd3fa67a45ef46e75cc5f18b4ab6c650c8a2a9d5cf65fd269d22e7bbe61295908"
    }
  ],
  "blockNumber": "7,421,144"
}

{
  "Sr25519": "0x3822b69f331b66ef437f618bfa1507ef0852fb473daac94ec7e81cc7ca7bc8272bb75663535ccef55f18788f94483fc959caa70faab0031bec576acc7fcc9883"
}