Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,573,494",
      "signature": "0xa71fbd557ec8ab6a6cab5e6c75f8b92406abce56fbed15cc3d5d6ce5c350ead0e57fbda377761b1c22a18790610c2444",
      "randomness": "0x6f9915fab27c7b46ed2eb1b6dc292e89e7b08c1b879ca74e578c427e6d5d3625"
    }
  ],
  "blockNumber": "7,413,709"
}

{
  "Sr25519": "0xc6616aee5cc77cebdfa4b87f1ae66a86323f127562843d08597ebd1a480c4d31410222d17030628e43ae1d45f0390b710d271b95452a2e9259708bcc5e1e318b"
}