Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,550,378",
      "signature": "0xa733660961c7c804bd5aa5286ee949b8bc79ad9230aa6080cbdb40d6f190198f429ad6d4f05c3dc781594419e8e79268",
      "randomness": "0x3dd50e1c6442d1dab77eba186a8e1a4918792fea35f74872264b34cde47d93fb"
    }
  ],
  "blockNumber": "7,407,930"
}

{
  "Sr25519": "0xaec14b38a6d16649d1f4c9cbe5fdd7d76294bc74b766196928c1fd7082943b68d94e326aa8242db6e0310f9fe590af818e329643fd915dfa687892efc0c25a83"
}