Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,547,069",
      "signature": "0x889916e0c9c75d75ebcf49d89310a1c9409f37c5bce288166ff7ab768276aa260b9a2136e9ced9f0a0a7d994a31b029f",
      "randomness": "0x2071c5fa144c3d5f6362a9a8b60151b6a68ab933a0af39f0fbd6c34fca5381da"
    }
  ],
  "blockNumber": "7,407,103"
}

{
  "Sr25519": "0x80f18aeffb3393072f8df8e6c4dc834d1dc4fca873269170dc8ecae299e74f05c5fca42740cc7044db6ff88697447a243898af3ddb664b881e27ace3aecb1785"
}