{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "82804061",
    "entityType": "User",
    "nonce": "0x7485544d9abed9fb7b78072a3b494744f1ac3faf3658d59387b0f711d83ac93b",
    "signature": "0xa59c6b7e5148c79ce39b0d6a0f476c25bdc6ee187423d82f60d25d5632490c0318730539528803d8ba168d327867588438e0f6fe246e1e33006ecddacc0bd4c01c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}