Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,548,558",
      "signature": "0xb8bcc34f03150fe5d8606d9667a199606c7a5f82025e5ef4e9ec3cdf65498804da2503320d2f69f5c883c5ffd753e1c8",
      "randomness": "0x315a17b4f66853778e4e4f7c12b470f58f43e3bb43961717a4dd695275c3cf7b"
    }
  ],
  "blockNumber": "7,407,475"
}

{
  "Sr25519": "0x0c09c4e8b144c8e2fb8be1afb52fe6f3420ac270fab355e49e8b9a15aee3fb08d29a2be1f8c18f5deebd6b2f0cc67a0d55c411af7c20f1a577db950510c61389"
}