Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,548,971",
      "signature": "0xa758bb38e01ad70aea671356c98e5e46b9d1c12fad638ae3deed5a8a8618ff19e5620e237949f7563ae2f962e1cc541e",
      "randomness": "0x0592f4c767fba5293c2e470a6cd7796c78257746c212fb9f76f056dcbaaee3a6"
    }
  ],
  "blockNumber": "7,407,578"
}

{
  "Sr25519": "0xeaf8aabe53dd6db8588937a15edc7a824bbd2a97b538edc23e7a0fb2e93940153d67cb1dab209ad306bd5a313b2c539ff49584b264a99bfb5ad87d7a73650289"
}