{
  "manageEntity": {
    "action": "Repost",
    "entityId": "523734",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x733b92c4b2df72f36bfdf5e966a1c594fbdfcb0aa6543cad38f0691d29d33855",
    "signature": "0x04694082c979ac696855bede2816e7a5eb7b60f11b253303310271381eb09f2a0967a2149ebd217fcdcbb65c74517245a6921a694df5053145c4358b2f6213a01b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
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}