Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,631,368",
      "signature": "0x8a81fe2a6aac1b98c46e354360c322af782f74cdd0cf03cb79fdb622ff0d29a8a3d8f7f75ec26bfb7c73132dd4b671f2",
      "randomness": "0x2919e1c05924e3ac6253aa0be149807df4d3d2975379f5a92fbb508508d17666"
    }
  ],
  "blockNumber": "7,428,157"
}

{
  "Sr25519": "0x16a4ac34bd0e2e7f41357a49a1951572a8f32cced2c08f542f2acd5559f58d77558e221f8550007eb61e464c72a2b90803fca7575b85fe510b0e0d20a5abd28a"
}