Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,578,728",
      "signature": "0xa55044648f93b1ace384bf284453d8a49365dd5e38b6a2ed57251dc499e3a680e6770faf5e5cd30502b8d0dbba78e85d",
      "randomness": "0x4a1e7a70671e1bda0d10651be79a7429698aa8681bf7c7da0baa0d3657140281"
    }
  ],
  "blockNumber": "7,415,018"
}

{
  "Sr25519": "0xae726e81a8e457492ac65e79561d84d31f28449d276618c58626b1bf340a0a54dcf467994ad02b78fabe54d2f659804913fce53255c3079911db568e6a1e1b85"
}