{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "72237",
    "entityType": "User",
    "nonce": "0xccb2b39f6a75e2a5e86a45e650b8121e4f8c71f73c3c61dd8309281496e3613d",
    "signature": "0x8296525cae9dd71206b040a185f491ca50d82f8c67a34beb36270bd06624b71e2fd5305edaee411075c3f258e93a7cde36388f25c15b01e4d8440439dc01a30b1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}