Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,546,571",
      "signature": "0xa4892c901700665e6949ac662911468d007e0609326248e618d19b0bb40167040d5945ad87d420075d6a98ab17b25a7e",
      "randomness": "0xd884770a282c32df6fbff05e67a88b22dd53353e42229b11c104e57efcf50e49"
    }
  ],
  "blockNumber": "7,406,978"
}

{
  "Sr25519": "0xac149bb54e86f64bc74faddff5784b3f827b535e03df0420cc735d766a0a4c6bcd4562bc695953769c100e0620edc13d829210a436cf0a82388ca5b76c5d4d8e"
}