{
  "manageEntity": {
    "action": "Repost",
    "entityId": "691521518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2be437f400a28f112bc450ca9bffbab373594b52f8f28cfbfd0b52fbdaea6632",
    "signature": "0x1317411e79ab09e56a51793b8aab2cd97803e00f8c37e8b7423ff7f02d3733f00538dd0f13058726daf29efe4108a44dffaa39956703115ac83472e507976de11c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}