{
  "manageEntity": {
    "action": "Repost",
    "entityId": "763996",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8e82bf6a3242d1b56079a04e27d0416dc4e7b9f8d3ad211e576b1496fa35856e",
    "signature": "0x9dc06b1dcbbe19380da4bc846c1e7549a3972fb2faba1cfd96f6efcf166242906fa291476811a5c8c6fc63885310a0dd483b3c6d79dba44b72765a11ab96ceb51c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}