{
  "manageEntity": {
    "action": "Repost",
    "entityId": "273495",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x202ebced094cee3d2439c3f8fbf0dc8d0a662904689ccdb94a843f502da35866",
    "signature": "0x4cdab14ca5d476a3eccc2c5866e4a23e303c9bad9654f73219d129148c9dd43d7e4835c2e7b5486cdd80a85bd8223a06ecd1126a8a69fc36d2598cee5e0eb3931c",
    "signer": "0x28945B345Dc8334c21B4e932dA506ca6Fac7e18a",
    "userId": "290283513"
  }
}