{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1555746746",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x49a9f3f9ade19a87b0a2d024c6d9706827f8ec5fdfa0576f3fe07b416dff2672",
    "signature": "0x245080f611623b4c7ea9d17d6ac5e3813c7956756406636dba622e97481a80bb5db1ccf5c197ba6fb945de8d20cfc8b3fd0e7f353e4d4c9762be1ae4120fedcc1c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}