Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,673,173",
      "signature": "0x95cbe91951215644a46332cea3fb8931979ef01d5f97cb463bd7fd917246e291ed78f22d4714912c974c2ad41945aa85",
      "randomness": "0xc8c4b862d43952ca79556e7eba13ba4d561c0ba39d5983f505af936fd0e2bffb"
    }
  ],
  "blockNumber": "7,438,585"
}

{
  "Sr25519": "0x6e56e479a882e73b8ac1227e01e7cf77b1c69952f7f313e10b3e85010f6774457a3b71eab479713ea5c4fea9c7ea17c05b926a849d47c2f30cea0c54c4a5f186"
}