{
  "manageEntity": {
    "action": "Repost",
    "entityId": "668572069",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0f2814e9d9129d19f30a3eea00b82dbdf32e1cb679b155035333ece02dd74e4f",
    "signature": "0x51fae38300113c60469251e6ba50ffcf1e8035ce5719821f7d1476b99e158e102540c8ae1ad62c2e41f323a2cd7ea33e1ab13f5cfa12767847eac6d85f188bc31c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}