Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,598,969",
      "signature": "0x8334f74103e0702089af544537bdedf4acc9609a4be6bdd147f15c43979e1112caf8a7e0413cc9cd898d3a2ddcac53cd",
      "randomness": "0xd976f8cfd3e77529536ae65755820f67b785bc0dce56cbed20b90c9276c9c11a"
    }
  ],
  "blockNumber": "7,420,059"
}

{
  "Sr25519": "0xde00845fe42b518bd242ac9349ec71586042903ff6615bf87ed88a336478c900c720bede6683310dcd8ba3281dc6c5b6064a4c68546582f5a3bcb47fb6b32c82"
}