{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "355647",
    "entityType": "User",
    "nonce": "0xc1b1fb8718a11cbec0064c9167a1460ead7b4b94b958af7b6884ba651465e27d",
    "signature": "0x1b04696d1b6fb1205807a315620529daf6ab3827b7cef4607fafb5732944aa317ed3ca988dedf44137ec465206824146f2660d99ffa64f31f2c10f78962e55f21c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}