Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,589,851",
      "signature": "0x8b4ab3aeeebb8c286c67545eecf0c2a0e150fdf6b3dbebfa6cdcccbe1164b855746fbefd06fb5c882a57abd772df45d6",
      "randomness": "0xeb6f20ad8a551aa38902d35a8ad1940edf5b76320e580b1c50409590bc45238e"
    }
  ],
  "blockNumber": "7,417,785"
}

{
  "Sr25519": "0x96c4eedf5b0062328ee645d528615090b1e62f56b71b58663723e668a2119a214d49599d30f4bb43cec4e41fa54d62427b4aa7635cc1a3c7b65523aa81ee8e8e"
}