{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "431555736",
    "entityType": "User",
    "nonce": "0x0682e91ff378f1b3a6391c1a212f490bb273088a97abe3b0168954b736aba79b",
    "signature": "0xb9dba661ae7ad178b0856752539c8b6115847ff91aa0877789cff5e0602948d220ed2cbc34ca99b0ba4e497f853c556d1769f190197c1a3913c19478e25ae8b51c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}