Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,555,770",
      "signature": "0x913922970000ba9b289d77aaa4a17339d5bbc766778f3ecd178405ad33bf35faa75bdd8164aa7b2596ef6fdc367aeb4d",
      "randomness": "0xf059a3a14eaf8b530b33e87716c6f406ccbeadf1aa631660435302d72e3143be"
    }
  ],
  "blockNumber": "7,409,278"
}

{
  "Sr25519": "0x586ddd96a2d01f850c346b2dc639bfa25cf5f15e5e956f79faf8e0752ce6974a12a5a11ea7244ed49e7867ec2da50c29502d3c515363916abda55a0d565efc81"
}