{
  "manageEntity": {
    "action": "Repost",
    "entityId": "142649821",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa527ecb480233811c7117dfac34409c7a8fb9895cf0a455508ae2b63dc3702c1",
    "signature": "0x4d5ed3dd1b7bbb8fa6e9e04ef8ac1e5c64e163121f8a1f30a0af191c615c1ff51246bf84ade9aae8fb16a50d30d5cd0065d0d8f28e08c02a598309e9491ebcdf1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}