{
  "manageEntity": {
    "action": "Repost",
    "entityId": "899821233",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xce6677d0ef668e7ffc7c25614b2ed61b168d13794100ae1af49a570e651103e8",
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    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}