{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1404091043",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x06ffece8b9bad3ba9da8005b69f28f395edb404c074842b4a2f967c4a3b0b5d0",
    "signature": "0xab4f82d5998df3a67254e53af95f4a5b71c1595bce7b9132ddb1462d87c477f453e3a4a8f5df6802ca974c0c7bcbda5bca415f15b7931d3c9218f380c4beb66e1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}