{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738246",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdc30751c791221e4f262075dd88c7532c42893e81511def689a64e446800b4a4",
    "signature": "0xacb6bc2b2bf05caa3e9fa148e4928d5fcf52b7a91c7d029d57c883607681935b2d886d002e505340205c22d1a087e297a632e04b2bc5553a1a777de233ce175f1c",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}