Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,549,817",
      "signature": "0xaa9fc2b0fffc3e2bcc15217e3982f9c900301132810a3e25f4db147402deb2ab6c54d7640b0378414673273a7b4bc83a",
      "randomness": "0x48f6a7709b8777797d2d36ecf7ba688436457e899179eaa142787111bb56c6d6"
    }
  ],
  "blockNumber": "7,407,790"
}

{
  "Sr25519": "0x101bec6df6b6b3f7d457e50af5c015eaadb04d0a2cd0cc0c5d447fad4fc20803ef01c59c92fa7df94357b0798113d4a4bdf4035df554fe824500801c22c6ce8b"
}