{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "71946",
    "entityType": "User",
    "nonce": "0xb84aac113606d59954248644aa683d2781f248daed849a5b633cdef5e43b9b6b",
    "signature": "0x0dcd66e5a80e67393c27467d677843b89d56c58b7ad463acb7b28222c7016b26304604a0b118b7d84e5d86d4ade436df48f1139353b1b685dd792c31fbef2c171c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}