{
  "manageEntity": {
    "action": "Repost",
    "entityId": "671563544",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1931068434e66930246abcca483e4e109e4854bf68fca283a6629d86d9d4fda7",
    "signature": "0xdf00247497ecf197f05f5c31fae9de24925f9a85b6fe04843e23d360a1760de301160a7a6ed4ed2860cf2215d6a8d8259933e1d97c721c240f245c2abb97348a1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}