{
  "manageEntity": {
    "action": "Repost",
    "entityId": "443321",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0b54ffe6628105175f3c2a9e2a38d1ba9ecd5d4be87f3d32bf5bc1a6dc81142e",
    "signature": "0x1799c4975232a4d32a39805ff69b59eb2b8040a66b5ffe297967f745575cbef00bd4dde860711c3ce5b50de14b964335e9d0c5e51117357aa75a339e3cadb2841b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}