{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1678440466",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f85fd49005ea0c19ceb542116cd26d330ffe4760c4a4c31ca96b945963962f6",
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    "signer": "0xE51EF0CDBB6Be04222D902916F2b0f67DBAb6616",
    "userId": "1334982"
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}