Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,554,379",
      "signature": "0xa0b21939acd8514c8f66608ec8807c5673aa11ec41e25e1e440049b3dc6854112009d4334035c0ca2142d4191054e5fa",
      "randomness": "0xd438f801e281c708e6ac933278268b2481d938f2bba88c4e3696b9225917c399"
    }
  ],
  "blockNumber": "7,408,930"
}

{
  "Sr25519": "0x7a56cc920b1ceb00ad5dc1c821cd15ec6f7187913747319b13e10061a9d2b527fdeeb1e018355fff31962a713aa48edb66b476b695b059c3afd904edf9c9e08a"
}