{
  "manageEntity": {
    "action": "Repost",
    "entityId": "768776",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x707c0ee16677bb2d8b84b40e1b1236eb0d5a5615b3044f160bc45726fbfcb57e",
    "signature": "0x6aa5a312019183489a3fb3d27ac8dfdf3b06a77796651a9ba323b17ea79d06d915179324f8fead4fc95cae0e6fe91f655786e78aa1bc47b80ebeb8d2cbc210bf1c",
    "signer": "0x26Feee0AaDc0e2d8f7aBEd5cdb0bCD7D325F618d",
    "userId": "354535"
  }
}