Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,551,772",
      "signature": "0xa857da2f72c79847f2c6d1430a3390c43eddee139f2e68c0c3ba3d66994a5d7b10663c9592859a460b961d880bd1cf8d",
      "randomness": "0x28633dd5ec0af1fd47ccb0a48ed0abf3e7efd313db3d0e82ceb1ec88d5f82537"
    }
  ],
  "blockNumber": "7,408,278"
}

{
  "Sr25519": "0x688aa1a6b41dc7b4c04da7a8dbd0e6d41c62062946b55e2c75612e7a9cc16871a3b0735819eb24c82997dd520cb88549497be1e455073f0f7f76c1c7d1ad008a"
}