{
  "manageEntity": {
    "action": "Repost",
    "entityId": "378389980",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf4d731b4dea9e7c70b9e8a5433e47c640995db7a9e6dbf9f5e6603080a79d2e1",
    "signature": "0xe6d8be373712eb63b389011a9d3616cd5794d31e4415ba3c96eb8ec868640088106edeeb53cc6a0ce641b22626517351523ec390c03949df364563502b539cfc1c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}