{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555876",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa11ba1263a56f4b332979781644884a6a92c3b69a6a062c47db640f8eda0ee12",
    "signature": "0x8c2767d937ce6e7d65d302f6fcaf4f259108ce4d1bafbbd74b16cc0ea71c8e3d0009df9227433487d868ad9f876a3179b27442e7c6d4d6257fde81fce134e2541c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}