Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,613,210",
      "signature": "0x8c6d2a3699d192ad967f1286a95d051176a355761a295998dedf4461cd7c693853e5b7f96ad48e13fb765d562102c9fd",
      "randomness": "0x5bfb9444a3cfe6f2900369b10a5c3c3c0b58903519cc9ed6eaba8dc9e96b7b2b"
    }
  ],
  "blockNumber": "7,423,618"
}

{
  "Sr25519": "0xb8817e697888f54eb35353158094a7f936520438d1b46a5fc384784f74b36052ad7d38b64053af67fcb97791e61e604768ff8416142cc1ee1db1835df55f9985"
}