{
  "manageEntity": {
    "action": "Repost",
    "entityId": "252576",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1937c331ed158093a1a99fbfbf6ca110e49467c1abc99845235d97ba128f8d75",
    "signature": "0xd8d4bbc29547270d4733c0b264e970edf5bf1e213b6232faaf0a3f1cd9bd26a705263542457bf419356db4cef9561a68da193fddb6b02ad8a6117ac66482e4f81b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}