Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,572,501",
      "signature": "0x8ef7374923bafb7b7e7e3574a7074a7ab659890cdae65f978caa2751bcf3cd5c66f4e8972929a820e65ef3eebb46646a",
      "randomness": "0xd509e7d2421c380e856df366c461dcc21ce8a88bf9c199f2487fde1c2c1aaaad"
    }
  ],
  "blockNumber": "7,413,461"
}

{
  "Sr25519": "0x1a8f26367271d9a58318c5e2c081a4fcb29d3292a678856ce86d2bea99601d501175dfa2c4709f3ba9fd76722c4767a9502e9c9f2ace14850c823f8558c9a680"
}