{
  "manageEntity": {
    "action": "Repost",
    "entityId": "375673700",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x90c419d7faf14abdcb0a03cc518b780dfa49dc10230ea73e095bdab7992c826a",
    "signature": "0x97e101f5eeab77db71fc11602262b54a2b40f0ae3ca01c1c4c9fd2a4c356a022577046eb03c65fef9f2f44b87f588922a97f01084752b82b73331d7258864c551b",
    "signer": "0x4E3828bc809fb5B9deb81fa536cF73Dd5bF4eeB2",
    "userId": "185184169"
  }
}