{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "274758",
    "entityType": "User",
    "nonce": "0xa08a375ce447992d0142fbd716350577b8d6d010699414b05ed60fdcf8e71fd3",
    "signature": "0xedd3113576bbf37a5366185f2b56e680cd64989e54545eba7b72e1f68866a9266dfbb816f644eb44c86b91227b0e77749f9794ea9c2683c2bb221c2f5e6984c01c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}