Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,566,808",
      "signature": "0xb374caf47124ae965b6eb4f1fa835d00f1ad22a438f3e086e9260a285b14aa3e7a2954eb26c27e421176cbd643eec1c0",
      "randomness": "0x2a78545228416ee65d74ee10a3101015db8666bd0420825abecf48e27918280f"
    }
  ],
  "blockNumber": "7,412,037"
}

{
  "Sr25519": "0x4cb956543989b35f499a1972a4c5ede1b9770b321078d02f827c727d82785c75b5097459b35e930ccddea77189ae766e0f9f9f08fe7fe8cb17c734bd13858188"
}