{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545863",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3a9931097d44e7d012d9b7e4b133c065d3f344392ac9f1b064f7fe8c43b53ae9",
    "signature": "0x44811596da5fd2f6d067f85d944576ee792d7ae512c0a0c44a4544020dcbfa212a2b074493f1f23519a45709e0442329db3a36514a50e7971244b16bca782d921b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}