{
  "manageEntity": {
    "action": "Repost",
    "entityId": "688438",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6f77fb6c4830e10b46caab896870fc6565356ebf16b03de383f03c10a2263063",
    "signature": "0x18b940d9a3c7ce4d06d3395d15138c996e73ed6bce2a9f53d6e7a1162301ac23545d350032711fe515081461ba3026c8eb1b12ebc014deb5430caf52676b00881c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}