{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757181559",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd264d7d13e6cc39b4b1022007f03518fc2713bc315c723c88707329af4bb1c3a",
    "signature": "0x7bcd6a80c7dae51ca2d86da0241c82afa93804b23c186503f7dea12307c5b1e305e2244b9b4965ff691224ead776389d480c956ae89b6c0c168fc540573eb3aa1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}