{
  "manageEntity": {
    "action": "Repost",
    "entityId": "120805400",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x42785caaae293309b1e13c06da30eac745305d82e9f9e73b0728c7fd76eecc67",
    "signature": "0x12d854f2e0685b3050da9c3ded46943394fcaf442a560af138f4553a666b02552db989b9a6e247e619f27713f0c37b45c341ae750304ee81086049f50b1565701c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}