{
  "manageEntity": {
    "action": "Repost",
    "entityId": "268454",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x838d3bd781c520c2ce5870ec020fc2165ce506e718e0b2fbad2cce8c3d3a917d",
    "signature": "0x91221ebe29b62ebbca6b16887b0e2353b04f31d5df13b5ee7b6d2ac25ff2cf925cf6a848d05778cb1d284c8625c0e801ac6ee8053ae3cc653e64f87b18d502ad1b",
    "signer": "0xE22639FD840080b20889373FEa6060B4757eB9c1",
    "userId": "274627911"
  }
}