{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1513889660",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe1922bcc37fa38988e669056c72e627fa9fbaa238523f76ce1dcc9c84420d1f5",
    "signature": "0x9f9756f4ca0370b7afbbc60336c48e4f040e32792ce7976a715805de0f3763547a558cdf6c57db9410a32d5f689f0fa9b9ff5b283a60f338e9333b0de15eacc71c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
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}