Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,551,334",
      "signature": "0xb4f6312e6f8acd925ca0c4ae294e57aa75bb8ba4cc54d24d8ee22d37ba9b57537471cd8b1f17fe849d1df10c589019b3",
      "randomness": "0xe6d5a0d3b5c6d94bcc0fbacb1b245ff7c78644f62f570ef5e56c0eab96bf4657"
    }
  ],
  "blockNumber": "7,408,169"
}

{
  "Sr25519": "0x2cb166e18288fe17b7716d8c87978c1d70744199f04754abaac4003151de314347f50f71b5cb73b0800f459804371a9c47c77121f26667a55a8636802d764f8e"
}