Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,576,295",
      "signature": "0xa4b7da02e92dc823a24ffefbc5fe7fb4476719c7b938b3bc857b2ebdc7c1428643f44ac0f767412762d942156c7b331c",
      "randomness": "0x2dca75b3be4d1672bf672dc5e56e61e50632cc28108fbf0449dfd25e796f87fc"
    }
  ],
  "blockNumber": "7,414,409"
}

{
  "Sr25519": "0x6e03f6db43613e0f5c6ca30e68cc9c30bfd1c9c900f578dacb189abcb5e3053a3120056b43ed4795e0deac612773840bc94fb1dcfff2198d4687a577126d9584"
}