{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1449883402",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x66a157874d99c26d465462417c3495c9c0ba5b92ce1d0d45a9dcc3adda34d899",
    "signature": "0xbcbaf6967443d9a17f970226c9d71b12d2af644535b9e5d82ab77ccccd55250234b33fc74dedde0d4ede154447f629952fd2f0c97eddd8ea78dea8b1780a96f51b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}