{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "785050962",
    "entityType": "User",
    "nonce": "0x389f63316477916931f0a4f2e6a71f71c2edb425919e1a9bf04a1eca487fbc04",
    "signature": "0x88ff05d5880be6bea35baf00923aaf81b1c30433bb4e4d0468bd6db291b380084d5d4039e161ed83e7a28025c37bd6e3fe2f963d002d94c8b0a90a29c02b39361c",
    "signer": "0x7a4faA315e996899BefbD401D6716704Ae490bb0",
    "userId": "906755672"
  }
}