Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,550,182",
      "signature": "0x8fd3c100153145fa213d11ce2d8d0526cec51bef861380d7671a0d9846d199b2676ce479ae643a8629e1f46b7a18bcf9",
      "randomness": "0xf85508777f43c0eb7e228c1a070aacd8af81cfb78063d6801749d439992353d9"
    }
  ],
  "blockNumber": "7,407,881"
}

{
  "Sr25519": "0xaae5574c7883c7b809f05d80987d5a273258be170d08bc90bfd47287defed2242831e356e674fd2e8ddef84eaa891b92cbb27ffd9bda42f63d2f0712c3e51780"
}