Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,552,569",
      "signature": "0xab6fdba7f2f2b37c937ce9d3768a830de3e311e86281e668e09a94b897edac49fe1703ade409ee5ff964c9e87280afda",
      "randomness": "0x261b35031f85a35b895def97740aee45de3e9e6af8f38dacb324a3fd789f5808"
    }
  ],
  "blockNumber": "7,408,478"
}

{
  "Sr25519": "0xba19546d3dbacb5909218930e35618e939ff367069144ad47f0e07e5c62d0b64bca4798f0e47a993d83652960a58f164f82d4144b1f422bcc8f4859fffc3158b"
}