Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,571,531",
      "signature": "0xa7577e20264d000abc98c364574be2d5f449968275966d5decc018a73e0d00574846694f68526e738713a3bc8d9e8480",
      "randomness": "0x60d8b37fb37f263aa8579338c16cf96b969716fece63607c0f438d1a3b8a6b5a"
    }
  ],
  "blockNumber": "7,413,218"
}

{
  "Sr25519": "0x80776b94ca10cb3817cf4697ceca3538596186fa6af59c01315b98de5d37814afa3becfc62bf630998424768d217673398f405d63b30a228653b436788bf4e8f"
}