Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,658,933",
      "signature": "0x84137b1adc73144510725f16a1e7dbbdcb6a11aec72e453af60ac7490ac7e426d5a58c27f668c6249cee2121fa253202",
      "randomness": "0x26df5b64a612b1fc268133abc7cefffa91315da882db867dfa454e5ccf81cbc5"
    }
  ],
  "blockNumber": "7,435,038"
}

{
  "Sr25519": "0x5415c9165f4f446e5c6fa46486e32f5be5e7d63cf0fa70849ae832bbfb39df5a2d914cfd52c94f7d8e57e3d9250d5904ec75afd427cff42da9b1045800644283"
}