{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2141056501",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb39c9bedd688f9c4b5beb8521eb204e111d47bd535b476e4dff5fc021c1ffc6e",
    "signature": "0x871bfb4a0dcee3d138fd412c8b9e31f0df4ba3976545afd352e0addcc9d5271e2cc6170fc6d202d3f53e3eae835d4868f624a6437788e38bb914ecc78dc874221c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}