Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,594,255",
      "signature": "0xb49b6b4e2493e25efd730f08b5e928b6f3c65728f72a5df2931295bb28645f55a9b1e4dbfd7f4d2ec01d42252f0db0b0",
      "randomness": "0x6c8dffe266a0986fe0b0eeb6d1901ec87eb6226786b7a83657046770ba64e803"
    }
  ],
  "blockNumber": "7,418,880"
}

{
  "Sr25519": "0x4c90cc1c691b7216be5fe743289ee48816d51154db20fa184da1f6d8fbc75f0ba00f5e295ca0b75ec5d9855505cda3985ebb121e4f518c479f4f405f644da483"
}