{
  "manageEntity": {
    "action": "Repost",
    "entityId": "19122",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe84c6c366e539478ebc414834f86cfe19bdacefa6212431b438e82aac38cb9d6",
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    "signer": "0xD9254B079e0e1571E56512C57188F2eec899054f",
    "userId": "854498636"
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}