{
  "manageEntity": {
    "action": "Repost",
    "entityId": "451855",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe5e2bed0a263f7d9743d81fea50582e412e32e150f7b36d5cfca2158b21e3a30",
    "signature": "0xae4643319ceba6c0c7e8a719d73870cfaeb04ab4b0d227605780df1999e8aa740a530efbb98e45b06e1b4358cc0b85c8404f423ef106a2fa18c1ea810de5e4dd1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
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}