{
  "manageEntity": {
    "action": "Repost",
    "entityId": "105421",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8e46d4e063e49b3f106a46b70c0d1cae4e6b57e3941b2287b95b05d768ead960",
    "signature": "0xf0ad2ef7267a63c0aa2ae7b84ebc0e46baad17e357383fcb695a670041225ade2abf53b44bcbfc88182a995d95ddad330804e2a810e5079aa6d0729b380f358f1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}