{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2119212222",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8bf468776fc93db1920e4648551f9251edd69a0b3ba9fcd5be7eb6cb015651e4",
    "signature": "0xe967948d1d937d87a302bc473a5c6757debeb4004b260ad848f800b4b92626ab43e263dcf7e51e7f81fd2bda15e9987bf3990b000811b6bf93bff593e5e0659f1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}