{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1975633796",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa1a6a770a2603ab9bc36ac11138a29be089cd1485ac83b58b6df6577129f0957",
    "signature": "0x09474cac05b2d88a3450fb1d3008dfe2d0bc4907324106de5261ae038ffad0f276e9238fe190ad13dbd7a5268553cdca32f1804dece38ec5a734e15e8f4e9f081b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}