Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,551,850",
      "signature": "0xb6b8a61920e1d00b3a88c2717bd5a9e93ea798352b26a61509c61d6154332c07d0114dd550dfa4e4f9033967ce054c42",
      "randomness": "0xc60fc2e691ba24fd5674ff2d72b502cb8689561d7f02518e2c526179fd60718c"
    }
  ],
  "blockNumber": "7,408,298"
}

{
  "Sr25519": "0x025f596a6c82e0c95e27adfb10449508cb6fe04a4322b1e93df951249bf80519ffcfb71788a6e89084b225033c053eeddd26336b66bebac3c1efa6d47459c58c"
}