{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127237",
    "entityType": "User",
    "nonce": "0x01a083869fcb110458d68a22ad103f5574caa397421b867ba10d4f5f7e86c53b",
    "signature": "0x7d8096463c86fd1418376b66836e2d4456028777afe19b6da714f9569dfacdf81892f6738b995517dea709a60a227e9f7365f0fe39ddd9661b29dfb85040b4d41c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}