{
  "manageEntity": {
    "action": "Repost",
    "entityId": "343939580",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x421bfc9adab4b09060284aed30738c382e69135af601a3bf3b385e8d7304367a",
    "signature": "0x83fe00b7877c8179d1bcb4cd40bf76950fafaf1c1bc987381e4aa440ae967b7e4541b749bce7287ad8f1371f7ea51e9039b5b82c387383ac78ec40a25543d3a01b",
    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}