{
  "manageEntity": {
    "action": "Repost",
    "entityId": "309953",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa90e20cd642a3fa76aa62878862a0f39c8d3b4f2687a4ba0985f50fc3162df21",
    "signature": "0x6cb24895d2ccda2cc49e671ad56ee3c05d86cdd241feb4490233d087f59717b303481b53211f598b8a4f89c55f725bd8323c7ba77ef180b255380e63dad4a2f41c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}