{
  "manageEntity": {
    "action": "Repost",
    "entityId": "121831731",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0cff3aff3d2358112339bd1a3e06dac2cb7945a3309f1409bc3fac7bc96e5f45",
    "signature": "0x2df400779d0f72673931647ce4e793002f76803d3450b3539d4acb9b3aec16ea07624556cbe4ee61607871eb14b5fd91fb4df9944508fad96ce3241101a85cc51b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}