{
  "manageEntity": {
    "action": "Repost",
    "entityId": "406091",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfb7319f04efd1a0d61cc9a798ec552ec03bb3cc7c4acd4bff39d1b99816beff2",
    "signature": "0xd28a4d01f411ede1f4d81e3e361805227e1b36b8a6eb1d86989a2a8fd1c5f24438109106ab13ba4de45ae018c907ae8b310b9661eed06eea297c42843fc5737e1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
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}