{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117290",
    "entityType": "User",
    "nonce": "0x2150af29b4c6467f68ef88e39b1e65badc0811eb1a618bb9f096c2b3d9a3691f",
    "signature": "0xc6184f4c7890bbf9e6102c350cc77658d91eeba6d68e88581e0c8981151d66f552a6769ac8813f2cbf0d06ffd8634f6fa66aaf60eba3703541cd8cd2c7343ecc1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}