Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,554,624",
      "signature": "0xa9ba8fed3bd03b4b6e565a6b75f1f36fff1470407b452dd9294a497cddfe57b377823636828c5f44979a87a3cbb84b10",
      "randomness": "0xb578887a2a2d526d1324e045838e0c0c7cf02fe431a422db6329c6f9f02cb09f"
    }
  ],
  "blockNumber": "7,408,992"
}

{
  "Sr25519": "0xda0d364a9ab1bb048fd542449d64b38a44467c3067e9cc3e5309e0676930610b026f10e117864354b94ff34b91616e160ea61d76c083d6413321d120b1c2978c"
}