{
  "manageEntity": {
    "action": "Repost",
    "entityId": "263937812",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x90d40fcb93b7a54b6558c1953a2cfaf065e937ba3cb2ec69f045794c48fb8119",
    "signature": "0x9ecbea9c60480c8cf50bb30a40a8cd24cd8d10f98e5b1bdbfb23a58d3a793a1710863b2e1cb2496133aebbda6864d598681b590b2cfda589cf379e250a50a8931c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}