{
  "manageEntity": {
    "action": "Repost",
    "entityId": "336436",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x707dc0909c7ed8c8bd7ab67cd0e869ea9bf44157ff1a21f6e8c7947cb28a1ea6",
    "signature": "0xf1b8017415fff715ddee3a146476a85ea977734ce6b2b88b6d79fdb67ad5acca3178eab5a0231cdea76499f9a861933303586b1e7925dd0313f07364dcc9ffc01c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
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}