Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,579,690",
      "signature": "0xadf1775e1523a0504b103adcaab94df50dc3d2d81f7f68e643019fb0100c77556519ae4916a3ce6628446bb5138faacb",
      "randomness": "0x9d456176fd0cc29097a785cb4c2589e97e7b7bc1542643327954fbe15cb77fa2"
    }
  ],
  "blockNumber": "7,415,245"
}

{
  "Sr25519": "0xd879bd256c6688817323c4faacd347252508edb8fe2fe0e2421fe84bc827c008aecca3c341c8fe231ed7b45138cbf33ad79a0ce10ccb77c8202b77ee155a308a"
}