{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "416697656",
    "entityType": "User",
    "nonce": "0x4d53bd54ba7b613b80373bb92386e889705ed8aa99844d2105edb7eb216634e0",
    "signature": "0x0949e10064273de837ee782ee8407c4e9c3d118e54b7070e79e19e4adf3f8689610c941e274622fa1460a53a377ecc1d6aec060c373554bb36435d087c4784861c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}