{
  "manageEntity": {
    "action": "Repost",
    "entityId": "919987978",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x37054971dc9ef79fb243dd92767e23004f18b1456cd0aec809488acddf474c3c",
    "signature": "0x817c23ab05b1439c25409e56d45000f12d3459b231428058da18d14bc7fd99c647e1436063c8199ff04789d1b853cc59d5dd1dc925fc1209cff7631dc2a179701c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}