Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,667,863",
      "signature": "0x87d166fdbb541afd3bef5e6718c59cc102d60b498a14cb81ab0e042f69e3980b3d684e7c1cec6e4ea272a292fa401a33",
      "randomness": "0x59340e712a9ce3789136d0f09739609e828db6d6cde6614eaeccc804f4feca68"
    }
  ],
  "blockNumber": "7,437,257"
}

{
  "Sr25519": "0xfafd37663aa417054d4177036249e825ed7c65818ac63883efe4e38a90653f68710cd3748b9e89a65f76106a539108de1ada542a0e4ab916d0ec9bfc21148f86"
}