{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1374524241",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f7d56ca947493ad027c5752ab9547aa420f94f058b2409d47e6dd6148051b14",
    "signature": "0x45cabcc2f466f57a73669cd4c0e6739adbbb7e394479e2fee8baf5d38c20de072c2aa6c8715248cbbe904e66d6277b45c46337816cd3ba0cdac24edda08b01051c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}