{
  "manageEntity": {
    "action": "Repost",
    "entityId": "597888313",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x800452d83a2c1346cc614f1af7570ad431d89f90966967b58270e6dad4380c7f",
    "signature": "0xf46c4f9b8d3114a43fa9a2917af18a41abb37cfa9096bef782ddcf9023d15944473dc5b4b3ff2b289937617ff253644567de9e7826c421ae1e83adb55ede735b1b",
    "signer": "0x669C207e15A757a751fd8f623DFf054C6D3D0b05",
    "userId": "121458"
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}