{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "222530658",
    "entityType": "User",
    "nonce": "0x4d8acea150b4b48a9420c74a9009d2151eeaee417825870a72b1cdfa89022156",
    "signature": "0x5a046dbea1d21f602c2f3c187cfb10ed7ee6ba981ea694b094888af395708ad0271e91edc245b0bdcffab3de417b6cff567696f118cede538f5c458a237290b71c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}