Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,604,654",
      "signature": "0xa7c8209b9eb77e0e37a34dd8a0aef9a3beb6487ba1003215670efff22f81578744378f19c94cb02ca2dc9820855d98ba",
      "randomness": "0xf54e6a9e2dffa7da794d1d2ff4b52d58ac4a2192cfa4b7131a153fbcae674f61"
    }
  ],
  "blockNumber": "7,421,480"
}

{
  "Sr25519": "0x7661da0e28357bd3f6f674c031e618bcedf08d770444374a4331ab9eeb69297380cf44f26263f95da28c31bad8910d79fa0943d51346cc838857e9c2e4e2428e"
}