{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136844578",
    "entityType": "User",
    "nonce": "0xd6df56f52e8089a315a7c8f88f31d5bf441d198f444bf9163d94e6fc5bfd74e5",
    "signature": "0x74c7a3d03acd87b189230a3423c65c4ceb7b701b27cd0b536ef819677619d0444a54be81ac9f63602d6649101cd5e406fbb9df2d48766e21d241918abf15ba011b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}