{
  "manageEntity": {
    "action": "Repost",
    "entityId": "443696",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb7e5ca5cd358205c52f91c508fdacce8afaec720a2750f26b911b49508d886af",
    "signature": "0x5125b7f92b63026f6968f2be84998436493e1766d268da41020b3f195ff6e5251d8f6dc5a95cbfdd0203ce5964b95b2bd2c1cc0fcbf9612d409b1df42fc236b11c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}