Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,577,736",
      "signature": "0x875548b9b0b67a424a6845181aa9c1a575223d446bf15b769d2c9e6e27eaf9073280b6220a80a5a4ea42c0d01d8c7970",
      "randomness": "0x997e826616eb5b83d45766a30906757ce4b6c82cff620e9be6716d77cd9f5191"
    }
  ],
  "blockNumber": "7,414,769"
}

{
  "Sr25519": "0x5c623cf97bd8b2a2c04849a3b54acbfaffe9aeecdfbca45545b7b8319e01c56dea981c6f3cfa81958489f40f4f55c17fa0e496d40f5fab4960f81854b397ac82"
}