Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,552,021",
      "signature": "0x902b479abaced76b86223312c55162c547a9225add43a52e7c193772fcfcc49f03543789897121d5951e45194d812dbe",
      "randomness": "0x456b77f7de834dda5b0489bd03442bad0ae1ff68ceaefdc6edbf3624b4d230a3"
    }
  ],
  "blockNumber": "7,408,341"
}

{
  "Sr25519": "0x0e2eddebee87cd654c02df1986fee4e36aac0b41fc058b1f2ccd280d12799612fd4f0d0a53e963e0f3615c081f5654d41f28f023ad4eb3997fc891df3cb42f89"
}