Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,549,210",
      "signature": "0xa69a424655d66a2c3a39e84f9fc966acf242f1d8080706f1c46ee26b12f4c7157349894c91c2c6912a708e50617b23da",
      "randomness": "0xed1f99081383899f531bc72b7ae7a82480c5619b148639b9913729d3d0bc15b0"
    }
  ],
  "blockNumber": "7,407,638"
}

{
  "Sr25519": "0xd282bf56f82fb47409db7af769e9a8ef48daa6858fa1b61209d40fb4c195a21adfb90b38d7049bfca973450e00b7ce857a26e1be01d653440abcd7720524e58f"
}