{
  "manageEntity": {
    "action": "Repost",
    "entityId": "312450",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcd9efe9434b6835e98879245f77fbaf7aad3f3fd7767dc6e45f268ee31656737",
    "signature": "0xa6665879187a820c0dc90c205ac057d1d64d268eeb9dc82bc3df7cc4c20fbacf42c64ed38d6f904bc08ccdf70a2fec24598719be55e3125bd77bacd436e5d5ee1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}