Write Pulse

{
  "public": {
    "Sr25519": "0xe2531ddf45f17813171106e8f31da6397fd8c270dd7ce268d67ae6fa4ec0fb0b"
  },
  "pulses": [
    {
      "round": "25,552,346",
      "signature": "0xafc54b3b981211f6194a9495488c1c4dfe654d427b63e025947cd4409884895bbbef2005fd61c75f81be7fc2faec2164",
      "randomness": "0x3a377f5054098f020a5bf71715705a0a7bc30db326dd8980f5692b20b528e89a"
    }
  ],
  "blockNumber": "7,408,422"
}

{
  "Sr25519": "0x304655a51b04d29a6e50979c27e3e935784d92f5c905df10a5a45104db89c778d060f8f3b664cb9dcadebeb22cb2a13e272b2b2655acbd535b3608b266a0778c"
}