{
  "manageEntity": {
    "action": "Repost",
    "entityId": "499783113",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbc2a9ccb416b0361f8a6cf6c76644d759ee70bfdc885a62f6a3e802ff82a889c",
    "signature": "0x087e5aa0b37b7f70c227f6d92eb6edfda866058fe8afcce06d3dcd5635089dce138adbd0b280ca4f2cd78ae4859eae12fa4a36bdf2b467912ab97f22dbecdf841b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}