Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,651,769",
      "signature": "0xa75657ca04ac375c303b4ff85e30452e8ed2c8c1cc3c08134570ed0686058daa1f4007c16e397c9853d5386c8f0ffa4e",
      "randomness": "0xda65709c772e9469aadaaf0bed2be6edaefefa265a45029ddf84aadc85e95997"
    }
  ],
  "blockNumber": "7,433,247"
}

{
  "Sr25519": "0x2cd55074741c54f776be65b62d0d3cf3a2e9b6cbe17c4139b1f557df8ab063006c4975c392280bcec45b62e1fab22bd38e4104b6c0d306d658e4241e67b70e8b"
}