{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "163171",
    "entityType": "User",
    "nonce": "0xe10ef1da9088d01755274aa179e27637fa73690f02fc3472894ec33e14253615",
    "signature": "0x3d265758b303dc74fc852e78de9174b39dde6453026dea1bd762a8368db4cba656f080de3bac68e0899a93ec037793819d17d3aab71b5e4676b72ca4bfa4c4da1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}