Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,662,296",
      "signature": "0xa7f4889b67124821a93935069495b50a222ab9b29343a582e978ae49099a6bda2ec778b14967875e870868774475eb92",
      "randomness": "0x777336e5789617b315248fc884e0259bf58ab1736559540c23921f80a1f2b88b"
    }
  ],
  "blockNumber": "7,435,872"
}

{
  "Sr25519": "0xde5d8c1c0e455186c0d6b0dcafd207f02dd41f8bd6bf6538525874d20f955a628f81f3071d360aae06ca0b2398c22ba748a0be8178c28d43d124e72d416a9e8e"
}