{
  "manageEntity": {
    "action": "Repost",
    "entityId": "534187",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x70405bbbf2ca5dd2426ea393267e9c448c74f8597f2ee7632aec79ecc3666b9d",
    "signature": "0x4d8739ea91151847482fce67d5097aff0ba15a989fdb413517ec6e33b66ffe136a5af015a394c39d6123740d4df74eb92c6f34bb28ab7e56dd1b7f27f53fe4a41c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}