{
  "manageEntity": {
    "action": "Repost",
    "entityId": "55598518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5981acd9f89b696f9c4d3e41a723c8e3d9e7a3636c66e597623f822cbd3e73b6",
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    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
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}