{
  "manageEntity": {
    "action": "Repost",
    "entityId": "666503",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6872edc228842db64331f1a121cd5654cf62d960ff1f29bdf5ba3a1f21df888e",
    "signature": "0x8bc92e44b23501dcb40c36e999ed6dd76a086c55076b9741f9a0e6e042c1c7294d6bbce9e98ae06ea3e4a2f76aa613d73e7171dd74aee253fb3968c059564ae71b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}