Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,569,768",
      "signature": "0x87a2e8228346554c7914467b4c9a5aefa7beb8bab36274c82e454e238a1705de750d58e0a636df91548280e4dbe99648",
      "randomness": "0xfde14913802bd03890f15a5c634e58b1807eb8b4115e44a8e6d1d408e10e664b"
    }
  ],
  "blockNumber": "7,412,777"
}

{
  "Sr25519": "0x8897105e92e84ec04f89ddf75772113861a863b44aec799b44c45dd6df1dc56a5a25e45e585f094334025e6aa1133b80459fb921eeecf8ef7e2ace5a2247728c"
}