{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636236864",
    "entityType": "User",
    "nonce": "0xe2f3f6d96be7f27a71ed735e2beadce8f3014cb7cf16db8103c443939272d42b",
    "signature": "0x5b2881e998f2fecface628ed5752cee5a8f655bceb7d5bd961609b8804cf494629d7bfd1f38b1f34f10d5d2e5bd80553ab16dff659df53f1b73da4ed03c723eb1c",
    "signer": "0xd2034C6636b4261c48403302a162304227a2BBFd",
    "userId": "39985301"
  }
}