Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,595,141",
      "signature": "0xa46a48c9216d5bcc1cf43a49c1c8a86a0cae89f6cc53ec554eefd5abc32794278987d6578019116c57e8cd1465a9fd09",
      "randomness": "0x390089c2cdc7bf0229d84be71ec179b12a4c930ba289be86d71c2e8878983ce2"
    }
  ],
  "blockNumber": "7,419,102"
}

{
  "Sr25519": "0xfa291cc8737b56bb5b2592c2be0d09f7ad6fbf82a3d6858f89cf4690ecd29c4eadbe680e398ab17182c2e57d8ae326210febf2f1844e3721f05deed821e23782"
}