{
  "manageEntity": {
    "action": "Repost",
    "entityId": "640671",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x80fc123c611ec46e41674f489fae11239a1e0b870e2d0a198295edde6722e04d",
    "signature": "0x31a49a70676c74cffc0d3187b3c2164f8b2fc47248c496cdaae462443023c6aa735a72e3176ee3280002ad36161575d4e002e9482b4283ee4f8af3bd275793031c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}