{
  "manageEntity": {
    "action": "Repost",
    "entityId": "329566",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb4bd975b881014aa395cd5af9ab5d3bb3ec07048f2765a70b3220acdccf7785c",
    "signature": "0x72ecc222faaaa0815a9dce7e532a27c60e77140089f39e33c1994b294a0b710f547dd454014abfba473d9adf650e0177f3a7c4d040103ac4190b8023a389054e1b",
    "signer": "0x7848c1438a663A70aF2A2B1e61f7A9229dcc818e",
    "userId": "490080902"
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}