{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544187",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8e3a85063794071666b0086e5778ce0cd1fb40cf71ad366625573729e3c3f5bb",
    "signature": "0xd79a9d14625b23d73d31e8d2bd986428a029daa344d65e27dd565f8518e02c0149c70361f1f64ba333c09f6e34a8ee98ac65bc2949505359269b5e14b8fdcbe91b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}