{
  "manageEntity": {
    "action": "Repost",
    "entityId": "451521188",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x820c85d603c28253f535a2b6515d30d10d3f581450d1043cb6093671209888f7",
    "signature": "0x9e926664b0fdb4b01768e24cee36bcca7bbd953cda1d1ec1a4af09fb1ee7f88877b6bc311b456bfc2a8c3af1733955d450011d29e29c5648d3c68e22781ebc7e1c",
    "signer": "0x14d7618B82Da4e7176FDe32e4379943eCd69798D",
    "userId": "238125623"
  }
}