{
  "manageEntity": {
    "action": "Repost",
    "entityId": "709683",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x394a8a42883a4fb6dd0511c8f6e7a20363a2fad600e8475b6dd7d40e5bc0aea2",
    "signature": "0x9f2775c7fecdde0cd07c59a9ca6e1c3e2d347a0368ded368853129c2cdd6c5c871dc5bfd228433097bfbf6ebfb7b53ca8b8d81641be4f26622f929fe5a017f881c",
    "signer": "0xD9254B079e0e1571E56512C57188F2eec899054f",
    "userId": "854498636"
  }
}