Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,574,569",
      "signature": "0x9072a6ba5cf018927b3e9707671e28a841219bea686c20dba469d29bad82f124316676061dabce97c698cf6b18080fee",
      "randomness": "0x0afaf3798bfe8e7ac46fd886e575bfca5a823c9a3bc0bc548e02c35734b12ca8"
    }
  ],
  "blockNumber": "7,413,978"
}

{
  "Sr25519": "0x20e75a1608c1a25692530be11025e30e505bee464cbc47a26fab50e5313d7e0081d8dadc7eb2aa51c0604e9b47a2a2e223c439194acf6e385fcd4bf38aed3689"
}