{
  "manageEntity": {
    "action": "Repost",
    "entityId": "557303947",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe3e13471a8f91e1473bc8a38e2f667ccd8f32c018ae64406c0333efc089f1705",
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    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
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}