{
  "manageEntity": {
    "action": "Repost",
    "entityId": "155466",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x74ac43a444caa6c52f5933a26c8cfce5e0c8ccd06bb10f76bee10b193fe746e0",
    "signature": "0xb55e520cc87510358cb14e6ed35b7f08bac699ec42a14689b49da6c0829ce27d18bd754616d1dbb955df3095ec0e526e434d36e3160b484c2b17e4d773d8ac6e1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}