Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,554,616",
      "signature": "0x8069f5695d3a1ead953631f39cba64f2d6bcc358853e36fdc47dd5d7deb25056ba23c580d94e1030b7045fd505fa06d4",
      "randomness": "0x84427ebc7e46d5a96fb9874bc0f8abb0bced00779ec6f8d87370878675f01d5c"
    }
  ],
  "blockNumber": "7,408,990"
}

{
  "Sr25519": "0xf6a6424a231f179526348688af676023535b7f57ddfeb31220f0bc445d895838274ad63d8e5b57c85a6930ef93f5e3293dde72879c5f52a772f712458ad8af8f"
}