Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,578,663",
      "signature": "0xb4d1e138c7f50a3bf1a43fa93ea9b3f12dbc8870ecf72a974493b726b1cc446f9efe6d8a04c0b085d3440e965b326348",
      "randomness": "0x7d7d8a3284de77c9c38f737dc5d5df8874c82250b87d6451559285322af73484"
    }
  ],
  "blockNumber": "7,415,001"
}

{
  "Sr25519": "0x36910e21bcdbbf4034fe6843714ed46f527de4739f0e9eb9606a76a5e7b7ad6d6a82e0466f3910612615ba5eaf762b14307514e1c735f036ddd2551562861d8a"
}