{
  "manageEntity": {
    "action": "Repost",
    "entityId": "868616761",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdd1c33a8fb3d4dd30598635bbd3e27976ccfadf43a1e7eca9b6c288e9fa0844e",
    "signature": "0x739af4d0c4e7b30392d038e77d894ab7e8da4f6ccfabd3fc789d7ade061b65d970d2751db46a215fca852e2ee51808390a4ecd5ab1f3eed2b3bd875cee3db9901c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}