Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,565,973",
      "signature": "0x8dd6fbc7bec9a83732352454cef82e20a1b547c03aca804dc11a30bc5a78cfd885c8caeacae7817b8f16e01c680da682",
      "randomness": "0x7bfbeaa43d76caa40446034974dc3d0d4c1b259eda3a6b454c2f8cebebd32a51"
    }
  ],
  "blockNumber": "7,411,829"
}

{
  "Sr25519": "0x7eb699bbcdb8fd65414a77c5d3438138251ceb06fe66836a5c5754681e14df60e7a1927923ff6a9ca9e595feff366d11466e8746143f81868de7eedc1cf9f284"
}