{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "229163",
    "entityType": "User",
    "nonce": "0xe3c195ac61184a38fe98936f4e9a703e1e00382430ea5c9c53cb342c66eaafda",
    "signature": "0x725ef42cb9c4752e77420ec305514e89218bd3757acea4b271f95d8d65989f2d2705491b3436829092ea8c98522bbc3e5199189db95fcef28f2b9c24b4b8d6a21b",
    "signer": "0x9b1a9d02F213F5C768F11FC832194b5cB665E056",
    "userId": "418702748"
  }
}