{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1475474652",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x18e46a74bac38e18e68f69b523ec3f096dc3739ddf2310f2b0d9f3fe00fe4bcc",
    "signature": "0x08f6e0d0e37f46d36f956921208953eff86d2cb23595e462f3de3289e76ea695630f92c814461bc1b2a6ee8742825283ec79f15bd434b30668587d7c393a44c11b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}