Write Pulse

{
  "public": {
    "Sr25519": "0xe2531ddf45f17813171106e8f31da6397fd8c270dd7ce268d67ae6fa4ec0fb0b"
  },
  "pulses": [
    {
      "round": "25,657,064",
      "signature": "0xa66b393e97c260d7645930ba3c0c4b17fd08e729a976abedb919b800be7f135c123083a8ff2c5165b562897e170f1654",
      "randomness": "0xa88225275452ce4cdcedf2e9b0366f214e80d24c2cb3af389ec6b375f505004c"
    }
  ],
  "blockNumber": "7,434,571"
}

{
  "Sr25519": "0x521a348ce0929b6d831ef7a817fa595d6c0e9c7d60983ecc18b5c4f7f2ce7d1da60cbb496d83bfe4c4efbf079d4c31f228bb0500ce3ede32abbc4a2258493d80"
}