{
  "manageEntity": {
    "action": "Repost",
    "entityId": "915896",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4c164a4f90142c48b1d9c9b696485460c5f8dfcafb8526ebe06c0afdbe3c3834",
    "signature": "0xc97fa67d1ae68450f8885ea125a800cf275cc5c12829e66d37d1f17dc505a5457e857c4eedeae9b0e369ec1a1a251eea36419800b11a8619be035e452ebc20a31c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}