{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578842",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd6b09d52e0f96213129db441861760f64f69d5c8a97594dc449eee9484200b33",
    "signature": "0x874106373e533b0bdfaeed4b293d6ea0eb4fe43ce9f6b6158523afabc7e252981d631b2a9d77d2736d86f8cdddbd4c104047d46dd214e541986e1c34082f4aef1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}