{
  "manageEntity": {
    "action": "Repost",
    "entityId": "45423",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x37e511b509bee8547d3e134f03e67710b53c99f9278d96ebe5f47cabc9886cec",
    "signature": "0x807bf4135e0acba9928fbc173f31a30588d8561e2135c1e18fa2d7ddda561bfb1301630e8669f5a099398a0923186e52ac75f5f8044836565b336746925b79591b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}