{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134142",
    "entityType": "User",
    "nonce": "0xda8b48f063caaec265cc2c204f6ddff865599a35cd4d6028d50d0582fc0bb31f",
    "signature": "0x717119e8ebbd785a2ca7082ca7a4d27959193987ac6d82cf03a680824260492c48ec9139e51f1a19b6a6ef99281148724c448f0d973068d5f3d3f07fc8e4a8531c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}