{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1646095",
    "entityType": "User",
    "nonce": "0xba1ecc811a30251291178878c6a8098869f118349d499b9ab0dd821d6ccb21fd",
    "signature": "0x49b31ea32aff1a122a49745ca72fbe925cae9f1b6e03e214cd8f7db7cc4f82701d2f5be839d5e99f3af158b2695d633816e047bc6d7e3b3d58612cc5c7c2b16f1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}