{
  "manageEntity": {
    "action": "Repost",
    "entityId": "143904",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa4aca893aa50a9dd201d16677be36dc0d5171f45b12cfcf16ab8f679e4168e0d",
    "signature": "0x3e250a8d16675c2e64fe3e3fa11a8a9ec9e4a6b6c326a84f60bfff289db7463a7a6706181806cd07b667a402456d7f68d57e64fd46b869605a6a335b0d6f10bf1c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}