{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xd3f8592ee087ca285cb9f652fc573551bbf208a686f2c9b2b3dd6a62f1cf5996",
    "signature": "0x35cdef5f5d093bccbbf55e160954a4a6dcbf98b3e8a9c822a4d08abea77d4a646895d65ec23b8bb357519fbf6cabe6b9079298205d0fc8b79b080c935979066a1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}