{
  "manageEntity": {
    "action": "Repost",
    "entityId": "721609717",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb4a3db81b333c7ddc6901b322dfd2081796aab5d81b393f2afc1585b19b29bf3",
    "signature": "0xd0b0be168da62ba3255021b867825c7eff6ff62b210d59f18e4acac04698d80f6bf13413f1c9296cf386681eae35072e156494cd01488babbf2f0d219eb983051c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}