Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,605,328",
      "signature": "0xb4559d38baeacc5b7113a8af6e22915628e1fa11a8c383cf7a8919fd5e7caac002dcee3096baf72dee1934251c170c53",
      "randomness": "0xae52a9866fe89ff434325cc0f5a2020b5d7ea26dcfefa0c0ecf4357086d6e05c"
    }
  ],
  "blockNumber": "7,421,648"
}

{
  "Sr25519": "0xdae274b8c0032c0e2a52c48a8081a9b0b5a85dd6b3f0876a2d9e6b8e90f3a20ed28d8ec521ed8388bf83e1568d4c465fafc046b3a5ff8334426c6f7eb10d668a"
}