{
  "manageEntity": {
    "action": "Repost",
    "entityId": "873663656",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe9f315cd8f165be2a99497add1f97378fd3589fc14e3a2ba9e9773ee085b18a9",
    "signature": "0x9b875f09817cffee99cb0664c6bb13f48ff5b33bda6b44f567399647b2df1a673338936f930d1da96f63104ae69cd5d0d998bd340bccf3e17cf5d4fc76e05cd61b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}