{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2138569603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa8c509010d4ca3674312192422cfd253ad7518df139831ad215e3f04bbcab661",
    "signature": "0xdf9fc00770316426f520fc6c480c59d10d2b1b8b402dcba5b07517262db563cf417e8ab6c751b67404e64ef7e4e6154e015af6022e4e195351dcd7cce966e21c1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}