Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,550,949",
      "signature": "0x98df3c4df0617f40e2f36e96b8de623af90cf6c8a49933000663b011a11cdd38dab97e8b6f933436d884b30c63f9cdc5",
      "randomness": "0x127462f9a96a9e08fc1ce650970f0b29824404b1d17061d2bcab49eabab9e54b"
    }
  ],
  "blockNumber": "7,408,073"
}

{
  "Sr25519": "0x122baaa7f65140f6f61a17c37340e13b05de3ecb6573284768bfa2b3b56e473722d8a482f618474ea7accd843dd995ed9b2f6f1ab59b5003cb744f3171f18283"
}