{
  "manageEntity": {
    "action": "Repost",
    "entityId": "357374",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x850bd1fbbe3fd330c06fbf451cb26dce8171bbf38ae4884efb015fb8bc2c835f",
    "signature": "0xc86581f4e17c812c26b341557c20043a93a9e010c23511a48c15812152b99c21748010e1a6c793061f89ef1d09136d2dca220b84e0d1b60ef5709d3f05ccc6e61c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}