{
  "manageEntity": {
    "action": "Repost",
    "entityId": "300963647",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7a8435ca63c535c499a5e93f75065294ba3b1b745ae5c0ed670f96eedb361ba1",
    "signature": "0x4d50ab90ce4561a85a2b957e47ce6b52e36d4ce6aec55ea54ba0d9a76b66c1314c9eb3fe0fdeca9db610676df934edb2c4ef65add2ccebb4695c01f27fe98da31c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}