{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "954117045",
    "entityType": "User",
    "nonce": "0xa7f3c628b47684c496897a32bd730175aeb08943c79336c608a954a6c0e7e31a",
    "signature": "0x34fe024dbb1dafcb1629586289491c45fd1f00db667c7f267675ba70e924c3755d54a05dd6d3023029cdef2d45f3932195e31f9103408c5618209eedc758217a1c",
    "signer": "0xE0EaB915C3153F4a2DF5C6e7b8D58dAc829Fbf2f",
    "userId": "774741623"
  }
}