Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,589,172",
      "signature": "0x8922bb98339c9886a82f8ccc51f0d59c200dbae4033c2ccf4ba2a33ab1a705164dc29f06c5b060d444dfdea4ae08def4",
      "randomness": "0x98730e695d7905e012c4b0aed21252d32dd206ebec6320d2d8c5f115e933965a"
    }
  ],
  "blockNumber": "7,417,616"
}

{
  "Sr25519": "0x4633b740132bbafd66150dd3f342f87a5de5b58eadb51291e7ba3cbf91a2ff42903a0c9b4a41915b1dcfa4acfbae8548b231bcfb2134ae2b6365229aecf1f281"
}