Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,632,532",
      "signature": "0xa1b64f95e26db8216d75fe5c6e653eadea8523d6f40911197914b25347e1d8d4d6744bbad609cbef8ab842443d3856f6",
      "randomness": "0x47afa55226cdf927ccee4b4ffa04c6e17163e0a8938a9b98d006ab04fa2baae5"
    }
  ],
  "blockNumber": "7,428,447"
}

{
  "Sr25519": "0x6c7fbd983dd712eba6abed52cb8e3bd60c657041a44ac8c48f8b0f69b020273c70ecd6ac87a757e648e57391e87b549a421fcb37fb7b9f70ce0799eae1662b89"
}