{
  "manageEntity": {
    "action": "Repost",
    "entityId": "775930515",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x77d8c4325aef52357e2121a249b8682ed55988760b0ca816f8a9a00cbbbd5198",
    "signature": "0xfdc56d432c22d0de890a692f5d7b7cbe909df961fb72246cbc4e3de15f9ddd0d464fa69d1ea0bdc188ed5ee4b86f954ba9d6f9380fdac1adcf6d727607d67e181c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}