Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,617,574",
      "signature": "0x982096417c5ebe69a0771e2540af5e3d6b3eb2b0f787a19b732df6dbf4fd82d46d87a4a632d526aaa4b1289270471488",
      "randomness": "0x8b5d17a142e98212150e4342f9283b0bcc5e45e2bee765d03dd08bae129bf45b"
    }
  ],
  "blockNumber": "7,424,709"
}

{
  "Sr25519": "0x66fad0b37e02aa336418e7d0e871c10e8de384b3e8dd94e13b4b10ced1b5970e8a479f1bf3a7dd794b7cb4bd6ef19244647882f79b7176d0057571a241343e86"
}