{
  "manageEntity": {
    "action": "Repost",
    "entityId": "452753",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xad2be6c19d98ea4158fe2211e51b220b22ed31fc57e829051d4a35a65d3e45a0",
    "signature": "0xe1e7c159f2c933b7895f1b68a0db979ab677ef3c419e203d86540b5bef4672cc4470052c21732841cc13a4a151218a91c56e1474d3ee6ec4cba6256030cadf001b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}