{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1621062651",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4acef1eb407558269148dc9985247cc260d61b864259b7462cec5cc2cb38ec6b",
    "signature": "0x556ac656fa1030337d28bc8793e6f137453155f94819f4ee9a93e36cf26b8e843b3489665660e37d15af0c12c1034b7ef103990dc3a306fa2e1a6c3920b7808c1b",
    "signer": "0x7b52e6AA15Db4Fc3A84AFF2b12e5B8B128eA8610",
    "userId": "808512351"
  }
}