Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,602,421",
      "signature": "0xa0fa2a2affa478260b4eed3dba0b00918bfee0e4c568c8b443d5f11843225c3b6e203c378d8b1c22dbf205c0c706a70a",
      "randomness": "0xf44ea720d6002c6e49633415b5f043091178ee35d39e4d278a780867b15d60a4"
    }
  ],
  "blockNumber": "7,420,922"
}

{
  "Sr25519": "0x222d40d8b6441ee721e8439165050eda6c7b3a34497d636815eff1c00521b94004fe58d14137242ed51d77fff4b539e8e89b11d6d354038ca7a608aac6e88e87"
}