Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,574,638",
      "signature": "0xa437f915d3b2f8fd23dfda36ee6390d11d0ddd4c79acdb94ac5fa565a9d53e14b69c594948b834efd07ec76d0f8603b0",
      "randomness": "0x17c346104db1237af9a241743a821ec321bcc4b289e8d574a7f2f505c5b66d1c"
    }
  ],
  "blockNumber": "7,413,995"
}

{
  "Sr25519": "0x74f47b51e310d0278f3c0338f083be14972b5bef93ec1bf502ff5600986f411c3c3e6b25211ef7fd7ac95fe4dd51ae2d231454081909d2ec4c017e2b7b90ef8b"
}