{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29479",
    "entityType": "User",
    "nonce": "0x6782341001bf8ec2108c2fd2f7b00efc422ed95605aecb87de628e56058687c8",
    "signature": "0x7a54f6f816bbac40f6cda83de7232acb1bdafefeb45b4437b6518e467dd4a8580d0f58b0962668adaa43af2abd5c3156be18143514c8a94b1e04133f4d3e7b771b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}