{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1048712",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe43b97371281e41b3f41dc3b6b878ddc70be7b9fb589bc36ee6707912987c96b",
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    "signer": "0x354f479338B7F1593E5Ed2Bdb91a09c4bD12996C",
    "userId": "381478870"
  }
}