Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,622,252",
      "signature": "0xa48df4e4089dccb577e45e5da1198af7d211b686043554f021b46e23e0439379705b61aaa88d45b0c5d8a2232e8689b5",
      "randomness": "0xd51cd8232c1c321e09caa338fdbcedc486c5841ea1ab662d080ff3e66b4a799a"
    }
  ],
  "blockNumber": "7,425,877"
}

{
  "Sr25519": "0x2e3fdcbb4b02073e2dd129fed5a0b9d5bdbe10a5b8c11320510d6e1deb07432ff55f6bd8003690206adc642ba38b0c6dddba5d860806507e34a15c9e80818a8e"
}