{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557206269",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6236ebc5ed024163e5c20d77f84b6ff467aa8205faabbf8e8e3c49c57e8ad734",
    "signature": "0xf7063f2d713c6b7392b40e04a9480a658a08515f1615bd88c0c9d8b047487d887e0a4e6b8b19685b39fbd811e352c589d54fb524d5815d3e900969b9f37c7e1c1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}