{
  "manageEntity": {
    "action": "Repost",
    "entityId": "408557",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x91f8cb771289767a12b0dcf5d4f5e648d1db7bdb9889a0e757c5ccb9638be36b",
    "signature": "0xc352806eb316149dfd5d304b5f426dc0ffc0a2b364127d69ee083ce9b61e222b23b525b1db1ec350235efe5ace5847cf06a32882e85b10a276c46e67ac480f511b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}