{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1587510646",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa00d71d5df2a81fa0c1294b17920ecd8a13937d123aadb41c1e1f4f106739dc6",
    "signature": "0xb9318517e7efa748bcd8ca201821fe0a93f68c25f600285b110b54c64e1d11ae6f0138f9b8101ac32951e359de99712cf23542709b7a0cf37cab3f4bdc03a4ab1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}