{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2001065",
    "entityType": "User",
    "nonce": "0xc1a7f234cde3891613e152ebf32937797851917d9a0d575c1be0e599cefe37ff",
    "signature": "0xd73f6e2f6ef8afd4d4c7514e3257d0497da035feca496be22bfcf36399a3d9fe3b61735bf3333f6a5f30236b014a693ff2b2e1a7114aad2584ed17ad9e6237da1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}