{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474447",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5b136bd28ef46ac679ede00646d42044ede88d50509cd1b3be80f188bacbe5ff",
    "signature": "0xf3d8f776be0928307213d21767aa90047620a7f9095395f4436b419ff0931d4d2977016de6f6ad5ab612deb74dad38bff30b168a97267d62a106c133e4a0bd031b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}