{
  "manageEntity": {
    "action": "Repost",
    "entityId": "538769",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x83036780e92ba368cb5929875344d121c5c6b211c5251921a351701f0dc5023a",
    "signature": "0x7174b782611540a760e0571916e1a8b7c214722f77ed1fb8ec4b33db896fa9e25928ce871563b015b71e50ac7eb38f5b818f08eabeaeb993b5a2803b0cab0f151b",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}