{
  "manageEntity": {
    "action": "Repost",
    "entityId": "419039263",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x98940b3fb1775584729cc570cc42fd70174a89e59cca0a07e0ae425ebdfaaf8b",
    "signature": "0xc94351cd53f35f37bfb8abe6b7354937d7cd908f9896606fd55e528101d053263dd5dc52e7528d7ac7a37be11062801e1a134ee220b30bb8e84a9bf2f367a57a1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}