{
  "manageEntity": {
    "action": "Repost",
    "entityId": "449524519",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x18acd9c5fdbc17886c1537ea0e6e4facc97b25b822247ee3e50574bd9083efa2",
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    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
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}