Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,578,449",
      "signature": "0xb8b3457cc41c590895d1ba53c86d98ba7326feea14b17160d3f1f12dc8d10c6dbf481c4efd6bdb1ffa1e22736e8a4967",
      "randomness": "0xe8379154b5e0ede55ad84cd2e809b3120390cf6aef5ea5b61e694acb9d7945ab"
    }
  ],
  "blockNumber": "7,414,948"
}

{
  "Sr25519": "0x86ab7fefe9387f0d71625848d37de6374250c77c105034d67ad168a630c1f87662725ee6a8c8f02edb5566f30d2da50e6df1e27e0d0742d9f6ca9f9face73d80"
}