Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,545,292",
      "signature": "0x86f7e967e6b57b9948dbe5bdfdf95ca8998cc094009f8728e4145b1decb2b839a121379a176aba5b66d05eb52ec27bf3",
      "randomness": "0x0fd0fc0e930a7da418dd0129d724a5fdad4a453884b356e2f7730b7a23129901"
    }
  ],
  "blockNumber": "7,406,658"
}

{
  "Sr25519": "0xe8a5e95aa92cdddc07387158eff7551f1d3490be46f1b37d8786c7cdefdbca4183cb08b103968b7ebcdfcee1c573eee3d0d2200867f30e7d28026c20f8338888"
}