Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,670,325",
      "signature": "0xa8421379ad8ee7b43f6de53fbb7f6cfa2bfc61f71444bb2cce9ca03b3fd86ead57907677abfa142211a08a3209b5c613",
      "randomness": "0xbe4a55700c5e2841bc0d1a56d2578dbe68d8bddfb3c6fcdc1fda1ceaffcec677"
    }
  ],
  "blockNumber": "7,437,873"
}

{
  "Sr25519": "0x3a5709c8dd47bfb91634fc64a9e6ef891db9ae6c69352cdbd953b374243754580e94b8965fb8e59502c93496374227f2a56c57a2ce48662a1e9b6195a8ba9489"
}