{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xb21725e73cd7654a7d22b5b7c7270bf640c7fc5f0aca2b06184b5ec69b7a8535",
    "signature": "0xfd1eed1424f1d6dbadc857a07d0403d55b04806406e28ee5d11cc104326fc46f083fd54c4ce118700fd954d3ab380a3ef33d9de6315e54f4f0b3d85cc105eefc1c",
    "signer": "0x475214c922FC5730b84EE8CB61E1A9C38Aac1EF3",
    "userId": "461190224"
  }
}