{
  "manageEntity": {
    "action": "Repost",
    "entityId": "703853680",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcdfe6247a680ffbac02c19004910f6db5264d62c738cbd012cfe8eb7de7ff1f4",
    "signature": "0x63598c8cf017c17199f04ae4a6e176f6e98f3f44e1f28ba463aa83b2b975f3e2658c761a5de06e57a1dc36301dd2d41d42275456dc4d8e59562a13744a752c721b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}