{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1574015599",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x02ae1b3a631b794ecda183b6de0f9d603888f81c66e26192aeda53e07a887986",
    "signature": "0xd2d508955dfcf524de5c563e65c0bd887f0a0672b0741c6557fad1fdacb5904e5b316714154fcfa9ccb61f9827d7eaa29643ce22026b5d32ff69ffef7c233c731b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}