{
  "manageEntity": {
    "action": "Repost",
    "entityId": "703878",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x682f1c71027917a04952a375368f6c82763e47ced8cbe7a8bba6995e53693987",
    "signature": "0x29795c6d8ea8453b2c34af35180056dffe893e8013f79f45a4bf5d9d289a1afe0d1e2a9c26c082b000d892ebadd9ab3430740b7d56c39555463cc5fe853189ec1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}