{
  "manageEntity": {
    "action": "Repost",
    "entityId": "858477330",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9a162f2fd42a564f1bc28f404ecc9dd42dfbc3dd7ea9ccd14513b40308b8f6cf",
    "signature": "0x7f91ff15738e4d5e1f3af3f5bd073f18e9b2dcdb449babb02f3c4563bd8794cf11985009df2f22a2c32feb8e62bb13f2933141c1f522d9223faf44cf7881f88f1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}