{
  "manageEntity": {
    "action": "Repost",
    "entityId": "121332",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xabcd62d664aea484207762633bcb81cd581e40c94482ce2639f8b078e10294f5",
    "signature": "0x8f02634221127c5853b4d7026077a4b50e8fa9bdc72e72979c7686f800ad6bc50c8f90af8ac3944bf354799eacf283fc7e0e900d89f1c4b3d0936fad2e9016d11c",
    "signer": "0x15B9643abE09bd37C52a5BD1dCF938B05b06cBFB",
    "userId": "370091516"
  }
}