{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1221305578",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xac478708967671fc26a13fc73be2fd12bbdd69c6a80f8740c55fbf9cdca64926",
    "signature": "0xd85720110333a2825076718deaf0f9c3854bccf39dd0aa9de37cdce63eedec7b68340a54ebcb4e599f6ba621fb5e4b1d086e5d5023858129da3941de48e42e481c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}