{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "630153895",
    "entityType": "User",
    "nonce": "0xd1ba6c9f8d6fe933cdf53a0ee23efa626eeb08b05dbfa9374835bf321209599d",
    "signature": "0x8dc298274f3cbfc2350ba66601578b2bb9b1a22d106bf0818f869b9a706afa561ed35e91a50380e49113981c72273726da41df4fdf1d01ac428760823b7b753f1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}