Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,553,365",
      "signature": "0xb41c52b47a5e9ca23a69aecfd9e0c0f686bf7751e577829451d90708df44d71c2016e162b5597684cdd3dacc0dd3310b",
      "randomness": "0xbe8dc53109f46620144eec63db3c6e756e2986f889859f090f7f8bced756d4e3"
    }
  ],
  "blockNumber": "7,408,677"
}

{
  "Sr25519": "0xde5151090930f7cb03a592e9000fa6527d99775dd40991daa03b88924281a95b1552f77e2734efea7f52e1ff931f4acb9cec815dc56be1b26433bce3234a4489"
}