Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,559,092",
      "signature": "0x857c246ddf4cc080425ba0dafdc0b5e7e17baceb91aa0d83460b6ddbd34e1740d7d8c4dc657fe6b78f66b6ba47c016b4",
      "randomness": "0xc983c4c46eb0f9d7d55860a327ce310c7230e244d2d1c77260e97b65714ce35d"
    }
  ],
  "blockNumber": "7,410,109"
}

{
  "Sr25519": "0x8a4d8a862e2648290c01866b871eb4a275c07c8270a742804c280cd1089da944629d8c8f230ea9955b52e472b28cbc2e3617dccd51d889645d3fddb737e3ae8c"
}