Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,550,972",
      "signature": "0xa688798845ac6d0940dd088ca2123ae4abb2bdcb40f420b4c26d792bd0a93fcdf64890dd2db225325866442974cc034f",
      "randomness": "0x104d74df0efa76781df780cc03d1b310df012bed75f586fbb577d74b1cdd48e3"
    }
  ],
  "blockNumber": "7,408,078"
}

{
  "Sr25519": "0xbab1b1a6b82b3bdacb55b41664e87e09d27ebca77ae716ff0afbbc3970eac06d0b6325b16ddac1138590d803bb72487868b16321248addfb812028c5bbf00e89"
}