{
  "manageEntity": {
    "action": "Repost",
    "entityId": "138145",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbcfb1aaa9cd51b9ddd1ca93a07b37c2e66f499b7e81d5fc56af62b56b3df2fb7",
    "signature": "0x4ba678bfd673f8ee874e6d79301f44cf01606460722f2548ed26a3751ddfea163ba08642c09453d13d46ccca8f4de381b96f2cb2333d6630813906d8d93fa9d91b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}