{
  "manageEntity": {
    "action": "Repost",
    "entityId": "731560",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x424679a4a0a293be0489fbdd1e3485f7454a8d9c552ab9c6451fed745773760d",
    "signature": "0x873b8c1c84effdf1f08b207d34175fb7338a77d02e1348d3a6cf4235572b8ab71d0902bcb510e4433e4bf4716362fabcba126ef11aad4fd94253f5aeea2b01291c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}