{
  "manageEntity": {
    "action": "Repost",
    "entityId": "123551896",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc78dce07fadd0c6e0285cdaf523c80aeb65225838a2cfe7c9b75ed572fc3d4cf",
    "signature": "0xd829961e18fe57f6288e84f955b34ef8e00da0324962ddda3463328d07d4dd196fd6dab73e4384b471682949bb2374268bd25f270a78b39711e3f4b2cadd60ff1b",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}