Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,570,181",
      "signature": "0xae43f3756c0045014e8cb6ee30b7e53aa2689530ece2717ff2cb5befa10a22930307ec048a7aed23efdb842d4c56d4e7",
      "randomness": "0xf24a0df11eb696caafe69f675d9f0b37edf177d3be099459987c187058145f8b"
    }
  ],
  "blockNumber": "7,412,881"
}

{
  "Sr25519": "0x18d9ae11e7db6ef6fa1ce5305a614db57c3cce39d7c86d6fa087ece0e75a8505e119967bc7c9de61dab34b0536387138dadeba29530fd8656b7781291a810c8f"
}