{
  "manageEntity": {
    "action": "Repost",
    "entityId": "137840",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4a4264772ee3c70f9c43f0de13dbe9d71207fdaba481c60b797b640da783c0ef",
    "signature": "0x83299e083c1f1574508c467310514e3aa38ca2777dfc65ad8d696ecb74db7e684a4a5b5da5a407af1be54c9638aac510fdd608b36e3e56b8e38465a4eb6f42381b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}