Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,638,502",
      "signature": "0x8805ed5b4892d9a0e600aca9bcfd52bcbec4a1042d38aa4b9f5edefcf54de772fb0b14138934660b3a9b6d94614ab768",
      "randomness": "0x653e00328a3070a3f5736ac3bd12756411a2a3939134f9b69d6e21c674a4680a"
    }
  ],
  "blockNumber": "7,429,940"
}

{
  "Sr25519": "0x9e7f60db1b7895b7b5c0b74f9766c900b026e1672fcc3c7a3e6f02dc41a2cd41af6bf96959b2924b4807ccb99615d1a2551888656e437446c933d86a83dcc88f"
}