{
  "manageEntity": {
    "action": "Repost",
    "entityId": "512978",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x982b418d06934102bb2a86e037d5be7fd616a930322cbfe9238970cd42c74c86",
    "signature": "0xce44a02b6a66abc1ce059db4af42cb095fd4a6010f9e878571a4bd5cd59db14f5b0c8a4bc3bcfc1e582e5c75c5c8b5c8072aa63ed42b4fc4e3454d3902ccffd91c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}